diff options
author | Nadrieril | 2019-03-06 23:48:32 +0100 |
---|---|---|
committer | Nadrieril | 2019-03-06 23:48:32 +0100 |
commit | e3813e7d4e3450704c1213fd6cdff7c801ccbc34 (patch) | |
tree | 86b248b5e1c8a0053a1a447b5ff4e38c267fcb3e | |
parent | 54382cd107d1befd6015f8232716158a20db44a4 (diff) |
Finally get rid of old parser
-rw-r--r-- | Cargo.lock | 564 | ||||
-rw-r--r-- | dhall/src/main.rs | 30 | ||||
-rw-r--r-- | dhall/tests/macros.rs | 9 | ||||
-rw-r--r-- | dhall_core/Cargo.toml | 7 | ||||
-rw-r--r-- | dhall_core/build.rs | 6 | ||||
-rw-r--r-- | dhall_core/src/grammar.lalrpop | 164 | ||||
-rw-r--r-- | dhall_core/src/grammar_util.rs | 5 | ||||
-rw-r--r-- | dhall_core/src/lexer.rs | 394 | ||||
-rw-r--r-- | dhall_core/src/lib.rs | 3 | ||||
-rw-r--r-- | dhall_core/src/parser.rs | 53 | ||||
-rw-r--r-- | dhall_generator/src/lib.rs | 2 |
11 files changed, 27 insertions, 1210 deletions
@@ -16,60 +16,11 @@ dependencies = [ ] [[package]] -name = "aho-corasick" -version = "0.6.10" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "arrayref" version = "0.3.5" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "ascii-canvas" -version = "1.0.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "atty" -version = "0.2.11" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", - "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)", - "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "autocfg" -version = "0.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "bit-set" -version = "0.5.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "bit-vec 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "bit-vec" -version = "0.5.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "bitflags" -version = "1.0.4" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "block-buffer" version = "0.3.3" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -79,58 +30,16 @@ dependencies = [ ] [[package]] -name = "block-buffer" -version = "0.7.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)", - "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", - "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)", - "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "block-padding" -version = "0.1.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "byte-tools" version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "byte-tools" -version = "0.3.1" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "bytecount" version = "0.5.1" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "byteorder" -version = "1.3.1" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "cfg-if" -version = "0.1.6" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "cloudabi" -version = "0.0.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "dhall" version = "0.1.0" dependencies = [ @@ -146,12 +55,8 @@ dependencies = [ name = "dhall_core" version = "0.1.0" dependencies = [ - "bytecount 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)", "dhall_parser 0.1.0", "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)", - "lalrpop 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)", - "lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)", - "nom 3.2.1 (registry+https://github.com/rust-lang/crates.io-index)", "pest 2.1.0 (git+https://github.com/pest-parser/pest)", "term-painter 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)", ] @@ -176,11 +81,6 @@ dependencies = [ ] [[package]] -name = "diff" -version = "0.1.11" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "digest" version = "0.7.6" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -189,54 +89,16 @@ dependencies = [ ] [[package]] -name = "digest" -version = "0.8.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "docopt" -version = "1.0.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)", - "regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)", - "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)", - "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "either" version = "1.5.1" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "ena" -version = "0.11.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "fake-simd" version = "0.1.2" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "fixedbitset" -version = "0.1.9" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "fuchsia-cprng" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "generic-array" version = "0.9.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -245,14 +107,6 @@ dependencies = [ ] [[package]] -name = "generic-array" -version = "0.12.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "itertools" version = "0.8.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -270,84 +124,21 @@ dependencies = [ ] [[package]] -name = "lalrpop" -version = "0.16.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "ascii-canvas 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", - "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)", - "bit-set 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)", - "diff 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)", - "docopt 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", - "ena 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)", - "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)", - "lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)", - "petgraph 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)", - "regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)", - "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)", - "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)", - "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)", - "string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)", - "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)", - "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "lalrpop-util" version = "0.16.3" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "lazy_static" -version = "1.3.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "libc" -version = "0.2.49" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "log" -version = "0.4.6" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "maplit" version = "1.0.1" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] name = "memchr" -version = "1.0.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "memchr" version = "2.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "new_debug_unreachable" -version = "1.0.3" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "nom" -version = "3.2.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "memchr 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "nom" version = "4.2.1" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -357,16 +148,6 @@ dependencies = [ ] [[package]] -name = "opaque-debug" -version = "0.2.2" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "ordermap" -version = "0.3.5" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "pest" version = "2.1.0" source = "git+https://github.com/pest-parser/pest#70b5ae08eb71c73077bdc29827f2939ea8d7a4a5" @@ -410,37 +191,6 @@ dependencies = [ ] [[package]] -name = "petgraph" -version = "0.4.13" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "fixedbitset 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)", - "ordermap 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "phf_generator" -version = "0.7.24" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)", - "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "phf_shared" -version = "0.7.24" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "precomputed-hash" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "pretty" version = "0.5.2" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -465,158 +215,6 @@ dependencies = [ ] [[package]] -name = "rand" -version = "0.6.5" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_jitter 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_os 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_pcg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", - "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_chacha" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_core" -version = "0.3.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_core" -version = "0.4.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "rand_hc" -version = "0.1.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_isaac" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_jitter" -version = "0.1.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", - "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_os" -version = "0.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)", - "fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", - "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", - "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_pcg" -version = "0.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rand_xorshift" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "rdrand" -version = "0.4.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "redox_syscall" -version = "0.1.51" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "redox_termios" -version = "0.1.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "regex" -version = "1.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)", - "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)", - "regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)", - "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)", - "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "regex-syntax" -version = "0.6.5" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "serde" -version = "1.0.89" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "serde_derive" -version = "1.0.89" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)", - "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)", - "syn 0.15.27 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "sha-1" version = "0.7.0" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -628,58 +226,6 @@ dependencies = [ ] [[package]] -name = "sha2" -version = "0.8.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)", - "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)", - "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "siphasher" -version = "0.2.3" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "string_cache" -version = "0.7.3" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)", - "new_debug_unreachable 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)", - "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)", - "precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", - "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)", - "string_cache_codegen 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)", - "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "string_cache_codegen" -version = "0.4.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "phf_generator 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)", - "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)", - "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)", - "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)", - "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "string_cache_shared" -version = "0.3.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "strsim" -version = "0.7.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "syn" version = "0.15.27" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -707,24 +253,6 @@ dependencies = [ ] [[package]] -name = "termion" -version = "1.5.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)", - "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)", - "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] -name = "thread_local" -version = "0.3.6" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "typed-arena" version = "1.4.1" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -740,21 +268,11 @@ version = "0.1.1" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "ucd-util" -version = "0.1.3" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "unicode-xid" version = "0.1.0" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "utf8-ranges" -version = "1.0.2" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] name = "version_check" version = "0.1.5" source = "registry+https://github.com/rust-lang/crates.io-index" @@ -765,120 +283,38 @@ version = "0.2.8" source = "registry+https://github.com/rust-lang/crates.io-index" [[package]] -name = "winapi" -version = "0.3.6" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", - "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)", -] - -[[package]] name = "winapi-build" version = "0.1.1" source = "registry+https://github.com/rust-lang/crates.io-index" -[[package]] -name = "winapi-i686-pc-windows-gnu" -version = "0.4.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - -[[package]] -name = "winapi-x86_64-pc-windows-gnu" -version = "0.4.0" -source = "registry+https://github.com/rust-lang/crates.io-index" - [metadata] "checksum abnf 0.1.1 (git+https://github.com/Nadrieril/abnf)" = "<none>" -"checksum aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "81ce3d38065e618af2d7b77e10c5ad9a069859b4be3c2250f674af3840d9c8a5" "checksum arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0d382e583f07208808f6b1249e60848879ba3543f57c32277bf52d69c2f0f0ee" -"checksum ascii-canvas 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b385d69402821a1c254533a011a312531cbcc0e3e24f19bbb4747a5a2daf37e2" -"checksum atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "9a7d5b8723950951411ee34d271d99dddcc2035a16ab25310ea2c8cfd4369652" -"checksum autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a6d640bee2da49f60a4068a7fae53acde8982514ab7bae8b8cea9e88cbcfd799" -"checksum bit-set 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6f1efcc46c18245a69c38fcc5cc650f16d3a59d034f3106e9ed63748f695730a" -"checksum bit-vec 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4440d5cb623bb7390ae27fec0bb6c61111969860f8e3ae198bfa0663645e67cf" -"checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12" "checksum block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a076c298b9ecdb530ed9d967e74a6027d6a7478924520acddcddc24c1c8ab3ab" -"checksum block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "49665c62e0e700857531fa5d3763e91b539ff1abeebd56808d378b495870d60d" -"checksum block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d75255892aeb580d3c566f213a2b6fdc1c66667839f45719ee1d30ebf2aea591" "checksum byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "560c32574a12a89ecd91f5e742165893f86e3ab98d21f8ea548658eb9eef5f40" -"checksum byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7" "checksum bytecount 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "be0fdd54b507df8f22012890aadd099979befdba27713c767993f8380112ca7c" -"checksum byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a019b10a2a7cdeb292db131fc8113e57ea2a908f6e7894b0c3c671893b65dbeb" -"checksum cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "082bb9b28e00d3c9d39cc03e64ce4cea0f1bb9b3fde493f0cbc008472d22bdf4" -"checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f" -"checksum diff 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "3c2b69f912779fbb121ceb775d74d51e915af17aaebc38d28a592843a2dd0a3a" "checksum digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)" = "03b072242a8cbaf9c145665af9d250c59af3b958f83ed6824e13533cf76d5b90" -"checksum digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f47366984d3ad862010e22c7ce81a7dbcaebbdfb37241a620f8b6596ee135c" -"checksum docopt 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "db2906c2579b5b7207fc1e328796a9a8835dc44e22dbe8e460b1d636f9a7b225" "checksum either 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c67353c641dc847124ea1902d69bd753dee9bb3beff9aa3662ecf86c971d1fac" -"checksum ena 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f56c93cc076508c549d9bb747f79aa9b4eb098be7b8cad8830c3137ef52d1e00" "checksum fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed" -"checksum fixedbitset 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "86d4de0081402f5e88cdac65c8dcdcc73118c1a7a465e2a05f0da05843a8ea33" -"checksum fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba" -"checksum generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3c0f28c2f5bfb5960175af447a2da7c18900693738343dc896ffbcabd9839592" "checksum generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ef25c5683767570c2bbd7deba372926a55eaae9982d7726ee2a1050239d45b9d" "checksum itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5b8467d9c1cebe26feb08c640139247fac215782d35371ade9a2136ed6085358" "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d" -"checksum lalrpop 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4e2e80bee40b22bca46665b4ef1f3cd88ed0fb043c971407eac17a0712c02572" "checksum lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)" = "33b27d8490dbe1f9704b0088d61e8d46edc10d5673a8829836c6ded26a9912c7" -"checksum lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bc5729f27f159ddd61f4df6228e827e86643d4d3e7c32183cb30a1c08f604a14" -"checksum libc 0.2.49 (registry+https://github.com/rust-lang/crates.io-index)" = "413f3dfc802c5dc91dc570b05125b6cda9855edfaa9825c9849807876376e70e" -"checksum log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c84ec4b527950aa83a329754b01dbe3f58361d1c5efacd1f6d68c494d08a17c6" "checksum maplit 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "08cbb6b4fef96b6d77bfc40ec491b1690c779e77b05cd9f07f787ed376fd4c43" -"checksum memchr 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "148fab2e51b4f1cfc66da2a7c32981d1d3c083a803978268bb11fe4b86925e7a" "checksum memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2efc7bc57c883d4a4d6e3246905283d8dae951bb3bd32f49d6ef297f546e1c39" -"checksum new_debug_unreachable 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "f40f005c60db6e03bae699e414c58bf9aa7ea02a2d0b9bfbcf19286cc4c82b30" -"checksum nom 3.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05aec50c70fd288702bcd93284a8444607f3292dbdf2a30de5ea5dcdbe72287b" "checksum nom 4.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4836e9d6036552017e107edc598c97b2dee245161ff1b1ad4af215004774b354" -"checksum opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "93f5bb2e8e8dec81642920ccff6b61f1eb94fa3020c5a325c9851ff604152409" -"checksum ordermap 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a86ed3f5f244b372d6b1a00b72ef7f8876d0bc6a78a4c9985c53614041512063" "checksum pest 2.1.0 (git+https://github.com/pest-parser/pest)" = "<none>" -"checksum petgraph 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)" = "9c3659d1ee90221741f65dd128d9998311b0e40c5d3c23a62445938214abce4f" -"checksum phf_generator 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)" = "09364cc93c159b8b06b1f4dd8a4398984503483891b0c26b867cf431fb132662" -"checksum phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)" = "234f71a15de2288bcb7e3b6515828d22af7ec8598ee6d24c3b526fa0a80b67a0" -"checksum precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c" "checksum pretty 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f60c0d9f6fc88ecdd245d90c1920ff76a430ab34303fc778d33b1d0a4c3bf6d3" "checksum proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)" = "4d317f9caece796be1980837fd5cb3dfec5613ebdb04ad0956deea83ce168915" "checksum quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)" = "cdd8e04bd9c52e0342b406469d494fcb033be4bdbe5c606016defbb1681411e1" -"checksum rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "6d71dacdc3c88c1fde3885a3be3fbab9f35724e6ce99467f7d9c5026132184ca" -"checksum rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "556d3a1ca6600bfcbab7c7c91ccb085ac7fbbcd70e008a98742e7847f4f7bcef" -"checksum rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b" -"checksum rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0e7a549d590831370895ab7ba4ea0c1b6b011d106b5ff2da6eee112615e6dc0" -"checksum rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b40677c7be09ae76218dc623efbf7b18e34bced3f38883af07bb75630a21bc4" -"checksum rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ded997c9d5f13925be2a6fd7e66bf1872597f759fd9dd93513dd7e92e5a5ee08" -"checksum rand_jitter 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7b9ea758282efe12823e0d952ddb269d2e1897227e464919a554f2a03ef1b832" -"checksum rand_os 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b7c690732391ae0abafced5015ffb53656abfaec61b342290e5eb56b286a679d" -"checksum rand_pcg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "abf9b09b01790cfe0364f52bf32995ea3c39f4d2dd011eac241d2914146d0b44" -"checksum rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c" -"checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2" -"checksum redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)" = "423e376fffca3dfa06c9e9790a9ccd282fafb3cc6e6397d01dbf64f9bacc6b85" -"checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76" -"checksum regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "53ee8cfdddb2e0291adfb9f13d31d3bbe0a03c9a402c01b1e24188d86c35b24f" -"checksum regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "8c2f35eedad5295fdf00a63d7d4b238135723f92b434ec06774dad15c7ab0861" -"checksum serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)" = "92514fb95f900c9b5126e32d020f5c6d40564c27a5ea6d1d7d9f157a96623560" -"checksum serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)" = "bb6eabf4b5914e88e24eea240bb7c9f9a2cbc1bbbe8d961d381975ec3c6b806c" "checksum sha-1 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "51b9d1f3b5de8a167ab06834a7c883bd197f2191e1dda1a22d9ccfeedbf9aded" -"checksum sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b4d8bfd0e469f417657573d8451fb33d16cfe0989359b93baf3a1ffc639543d" -"checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac" -"checksum string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "25d70109977172b127fe834e5449e5ab1740b9ba49fa18a2020f509174f25423" -"checksum string_cache_codegen 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1eea1eee654ef80933142157fdad9dd8bc43cf7c74e999e369263496f04ff4da" -"checksum string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b1884d1bc09741d466d9b14e6d37ac89d6909cbcac41dd9ae982d4d063bbedfc" -"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550" "checksum syn 0.15.27 (registry+https://github.com/rust-lang/crates.io-index)" = "525bd55255f03c816e5d7f615587bd13030c7103354fadb104993dcee6a788ec" "checksum term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "fa63644f74ce96fbeb9b794f66aff2a52d601cbd5e80f4b97123e3899f4570f1" "checksum term-painter 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "dcaa948f0e3e38470cd8dc8dcfe561a75c9e43f28075bb183845be2b9b3c08cf" -"checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096" -"checksum thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b" "checksum typed-arena 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c6c06a92aef38bb4dc5b0df00d68496fc31307c5344c867bb61678c6e1671ec5" "checksum typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169" "checksum ucd-trie 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "71a9c5b1fe77426cf144cc30e49e955270f5086e31a6441dfa8b32efc09b9d77" -"checksum ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "535c204ee4d8434478593480b8f86ab45ec9aae0e83c568ca81abf0fd0e88f86" "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc" -"checksum utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "796f7e48bef87609f7ade7e06495a87d5cd06c7866e6a5cbfceffc558a243737" "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd" "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a" -"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0" "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc" -"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6" -"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f" diff --git a/dhall/src/main.rs b/dhall/src/main.rs index 43d03ce..493f9be 100644 --- a/dhall/src/main.rs +++ b/dhall/src/main.rs @@ -57,36 +57,10 @@ fn print_error(message: &str, source: &str, start: usize, end: usize) { fn main() { let mut buffer = String::new(); io::stdin().read_to_string(&mut buffer).unwrap(); - let expr = match parser::parse_expr_lalrpop(&buffer) { + let expr = match parser::parse_expr(&buffer) { Ok(e) => e, - Err(lalrpop_util::ParseError::User { - error: lexer::LexicalError::Error(pos, e), - }) => { - print_error( - &format!("Unexpected token {:?}", e), - &buffer, - pos, - pos, - ); - return; - } - Err(lalrpop_util::ParseError::UnrecognizedToken { - token: Some((start, t, end)), - expected: e, - }) => { - print_error( - &format!("Unrecognized token {:?}", t), - &buffer, - start, - end, - ); - if !e.is_empty() { - println!("Expected {:?}", e); - } - return; - } Err(e) => { - print_error(&format!("Parser error {:?}", e), &buffer, 0, 0); + print_error(&format!("Parse error {}", e), &buffer, 0, 0); return; } }; diff --git a/dhall/tests/macros.rs b/dhall/tests/macros.rs index 777a2f6..28be70b 100644 --- a/dhall/tests/macros.rs +++ b/dhall/tests/macros.rs @@ -18,14 +18,9 @@ macro_rules! include_test_strs_ab { #[macro_export] macro_rules! parse_str { ($str:expr) => {{ - let pest_expr = parser::parse_expr_pest(&$str) + let pest_expr = parser::parse_expr(&$str) .map_err(|e| println!("{}", e)) .unwrap(); - // // Check with old parser - // match parser::parse_expr_lalrpop(&$str) { - // Ok(larlpop_expr) => assert_eq!(pest_expr, larlpop_expr), - // Err(_) => {}, - // }; // panic!("{:?}", pest_expr); pest_expr }}; @@ -78,7 +73,7 @@ macro_rules! run_spec_test { }; (parser_failure, $path:expr) => { let expr_str = include_test_str!($path); - parser::parse_expr_pest(&expr_str).unwrap_err(); + parser::parse_expr(&expr_str).unwrap_err(); }; } diff --git a/dhall_core/Cargo.toml b/dhall_core/Cargo.toml index dcd5c1f..4010f4a 100644 --- a/dhall_core/Cargo.toml +++ b/dhall_core/Cargo.toml @@ -3,19 +3,12 @@ name = "dhall_core" version = "0.1.0" authors = ["NanoTech <nanotech@nanotechcorp.net>", "Nadrieril <nadrieril@users.noreply.github.com>"] edition = "2018" -build = "build.rs" [lib] doctest = false -[build-dependencies] -lalrpop = "0.16.3" - [dependencies] -bytecount = "0.5.1" itertools = "0.8.0" -lalrpop-util = "0.16.3" -nom = "3.0.0" term-painter = "0.2.3" pest = { git = "https://github.com/pest-parser/pest" } dhall_parser = { path = "../dhall_parser" } diff --git a/dhall_core/build.rs b/dhall_core/build.rs deleted file mode 100644 index 946841a..0000000 --- a/dhall_core/build.rs +++ /dev/null @@ -1,6 +0,0 @@ -use lalrpop; - -fn main() { - lalrpop::process_root().unwrap(); - println!("cargo:rerun-if-changed=src/grammar.lalrpop"); -} diff --git a/dhall_core/src/grammar.lalrpop b/dhall_core/src/grammar.lalrpop deleted file mode 100644 index 1ffe2ff..0000000 --- a/dhall_core/src/grammar.lalrpop +++ /dev/null @@ -1,164 +0,0 @@ -use std::collections::BTreeMap; -use std::iter; -use std::iter::FromIterator; - -use crate::core; -use crate::core::bx; -use crate::core::Expr::*; -use crate::core::Builtin; -use crate::core::Builtin::*; -use crate::core::BinOp::*; -use crate::grammar_util::*; -use crate::lexer::*; - -grammar<'input>; - -extern { - type Location = usize; - type Error = LexicalError; - - enum Tok<'input> { - Pi => Tok::Pi, - Lambda => Tok::Lambda, - Combine => Tok::Combine, - "->" => Tok::Arrow, - - Int => Tok::Integer(<isize>), - Nat => Tok::Natural(<usize>), - Text => Tok::Text(<String>), - Bool => Tok::Bool(<bool>), - Label => Tok::Identifier(<&'input str>), - Const => Tok::Const(<core::Const>), - Let => Tok::Keyword(Keyword::Let), - In => Tok::Keyword(Keyword::In), - If => Tok::Keyword(Keyword::If), - Then => Tok::Keyword(Keyword::Then), - Else => Tok::Keyword(Keyword::Else), - List => Tok::ListLike(ListLike::List), - Optional => Tok::ListLike(ListLike::Optional), - Builtin => Tok::Builtin(<Builtin>), - - "{" => Tok::BraceL, - "}" => Tok::BraceR, - "[" => Tok::BracketL, - "]" => Tok::BracketR, - "(" => Tok::ParenL, - ")" => Tok::ParenR, - "&&" => Tok::BoolAnd, - "||" => Tok::BoolOr, - "==" => Tok::CompareEQ, - "!=" => Tok::CompareNE, - "++" => Tok::Append, - "*" => Tok::Times, - "+" => Tok::Plus, - "," => Tok::Comma, - "." => Tok::Dot, - ":" => Tok::Ascription, - "=" => Tok::Equals, - } -} - -pub Expr: BoxExpr<'input> = { // exprA - ExprB, -}; - -ExprB: BoxExpr<'input> = { - Lambda "(" <Label> ":" <Expr> ")" "->" <ExprB> => bx(Lam(<>)), - Pi "(" <Label> ":" <Expr> ")" "->" <ExprB> => bx(Pi(<>)), - If <Expr> Then <ExprB> Else <ExprC> => bx(BoolIf(<>)), - <ExprC> "->" <ExprB> => bx(Pi("_", <>)), - Let <Label> <(":" <Expr>)?> "=" <Expr> In <ExprB> => bx(Let(<>)), - "[" <a:Elems> "]" ":" <b:ListLike> <c:ExprE> => bx(b(Some(c), a)), - <ExprC> ":" <Expr> => bx(Annot(<>)), - ExprC, -}; - -ListLike: ExprListFn<'input> = { - List => ListLit, - Optional => OptionalLit, -}; - -BoolOr: ExprOpFn<'input> = { "||" => (|x,y| BinOp(BoolOr, x, y)) }; -NaturalPlus: ExprOpFn<'input> = { "+" => (|x,y| BinOp(NaturalPlus, x, y)) }; -TextAppend: ExprOpFn<'input> = { "++" => (|x,y| BinOp(TextAppend, x, y)) }; -BoolAnd: ExprOpFn<'input> = { "&&" => (|x,y| BinOp(BoolAnd, x, y)) }; -CombineOp: ExprOpFn<'input> = { Combine => (|x,y| BinOp(Combine, x, y)) }; -NaturalTimes: ExprOpFn<'input> = { "*" => (|x,y| BinOp(NaturalTimes, x, y)) }; -BoolEQ: ExprOpFn<'input> = { "==" => (|x,y| BinOp(BoolEQ, x, y)) }; -BoolNE: ExprOpFn<'input> = { "!=" => (|x,y| BinOp(BoolNE, x, y)) }; - -Tier<NextTier, Op>: BoxExpr<'input> = { - <a:NextTier> <f:Op> <b:Tier<NextTier, Op>> => bx(f(a, b)), - // <b:Tier<NextTier, Op>> <f:Op> <a:NextTier> => bx(f(a, b)), - NextTier, -}; - -ExprC = Tier<ExprC1, BoolOr>; -ExprC1 = Tier<ExprC2, NaturalPlus>; -ExprC2 = Tier<ExprC3, TextAppend>; -ExprC3 = Tier<ExprC4, BoolAnd>; -ExprC4 = Tier<ExprC5, CombineOp>; -ExprC5 = Tier<ExprC6, NaturalTimes>; -ExprC6 = Tier<ExprC7, BoolEQ>; -ExprC7 = Tier<ExprD, BoolNE>; - -ExprD: BoxExpr<'input> = { - <v:(ExprE)+> => { - let mut it = v.into_iter(); - let f = it.next().unwrap(); - it.fold(f, |f, x| bx(App(f, x))) - } -}; - -ExprE: BoxExpr<'input> = { - <a:ExprF> <fields:("." <Label>)*> => { - fields.into_iter().fold(a, |x, f| bx(Field(x, f))) - }, -}; - -ExprF: BoxExpr<'input> = { - Nat => bx(NaturalLit(<>)), - Int => bx(IntegerLit(<>)), - Text => bx(TextLit(<>)), - Label => bx(Var(core::V(<>, 0))), // FIXME support var@n syntax - Const => bx(Const(<>)), - List => bx(Builtin(List)), - Optional => bx(Builtin(Optional)), - Builtin => bx(Builtin(<>)), - Bool => bx(BoolLit(<>)), - Record, - RecordLit, - "(" <Expr> ")", -}; - -SepBy<S, T>: iter::Chain<::std::vec::IntoIter<T>, ::std::option::IntoIter<T>> = { - <v:(<T> S)*> <last:T?> => v.into_iter().chain(last.into_iter()), -}; - -SepBy1<S, T>: iter::Chain<::std::vec::IntoIter<T>, iter::Once<T>> = { - <v:(<T> S)*> <last:T> => v.into_iter().chain(iter::once(last)), -}; - -Elems: Vec<ParsedExpr<'input>> = { - <v:SepBy<",", Expr>> => { - v.into_iter() - .map(|b| *b) - .collect::<Vec<_>>() - } -}; - -RecordLit: BoxExpr<'input> = { - "{" "=" "}" => bx(RecordLit(BTreeMap::new())), - "{" <FieldValues> "}" => bx(RecordLit(BTreeMap::from_iter(<>))), -}; - -Record: BoxExpr<'input> = { - "{" <FieldTypes> "}" => bx(Record(BTreeMap::from_iter(<>))), -}; - -FieldValues = SepBy1<",", Field<"=">>; -FieldTypes = SepBy<",", Field<":">>; - -Field<Sep>: (&'input str, ParsedExpr<'input>) = { - <a:Label> Sep <b:Expr> => (a, *b), -}; diff --git a/dhall_core/src/grammar_util.rs b/dhall_core/src/grammar_util.rs index 82528f4..73f935f 100644 --- a/dhall_core/src/grammar_util.rs +++ b/dhall_core/src/grammar_util.rs @@ -1,7 +1,4 @@ -use crate::core::{Expr, X, Import}; +use crate::core::{Expr, Import, X}; pub type ParsedExpr<'i> = Expr<'i, X, Import>; pub type BoxExpr<'i> = Box<ParsedExpr<'i>>; -pub type ExprOpFn<'i> = fn(BoxExpr<'i>, BoxExpr<'i>) -> ParsedExpr<'i>; -pub type ExprListFn<'i> = - fn(Option<BoxExpr<'i>>, Vec<ParsedExpr<'i>>) -> ParsedExpr<'i>; diff --git a/dhall_core/src/lexer.rs b/dhall_core/src/lexer.rs deleted file mode 100644 index 5fc0f05..0000000 --- a/dhall_core/src/lexer.rs +++ /dev/null @@ -1,394 +0,0 @@ -use nom::*; - -use crate::core::Builtin; -use crate::core::Builtin::*; -use crate::core::Const; - -#[derive(Debug, Clone, PartialEq, Eq)] -pub enum Keyword { - Let, - In, - If, - Then, - Else, -} - -#[derive(Debug, Clone, PartialEq, Eq)] -pub enum ListLike { - List, - Optional, -} - -#[derive(Debug, Clone, PartialEq, Eq)] -pub enum Tok<'i> { - Identifier(&'i str), - Keyword(Keyword), - Builtin(Builtin), - ListLike(ListLike), - Const(Const), - Bool(bool), - Integer(isize), - Natural(usize), - Text(String), - - // Symbols - BraceL, - BraceR, - BracketL, - BracketR, - ParenL, - ParenR, - Arrow, - Lambda, - Pi, - Combine, - BoolAnd, - BoolOr, - CompareEQ, - CompareNE, - Append, - Times, - Plus, - Comma, - Dot, - Ascription, - Equals, -} - -#[derive(Debug)] -pub enum LexicalError { - Error(usize, nom::simple_errors::Err<u32>), - Incomplete(nom::Needed), -} - -pub type Spanned<Tok, Loc, Error> = Result<(Loc, Tok, Loc), Error>; - -#[allow(dead_code)] -fn is_identifier_first_char(c: char) -> bool { - c.is_alphabetic() || c == '_' -} - -fn is_identifier_rest_char(c: char) -> bool { - is_identifier_first_char(c) || c.is_digit(10) || c == '/' -} - -macro_rules! digits { - ($i:expr, $t:tt, $radix:expr) => {{ - let r: nom::IResult<&str, $t> = map_res!( - $i, - take_while1_s!(call!(|c: char| c.is_digit($radix))), - |s| $t::from_str_radix(s, $radix) - ); - r - }}; -} - -named!(natural<&str, usize>, digits!(usize, 10)); -named!(integral<&str, isize>, digits!(isize, 10)); -named!(integer<&str, isize>, alt!( - preceded!(tag!("-"), map!(integral, |i: isize| -i)) | - preceded!(tag!("+"), integral) -)); -named!(boolean<&str, bool>, alt!( - value!(true, tag!("True")) | - value!(false, tag!("False")) -)); - -named!(identifier<&str, &str>, recognize!(preceded!( - take_while1_s!(is_identifier_first_char), - take_while_s!(is_identifier_rest_char)) -)); - -/// Parse an identifier, ensuring a whole identifier is parsed and not just a prefix. -macro_rules! ident_tag { - ($i:expr, $tag:expr) => { - match identifier($i) { - nom::IResult::Done(i, s) => { - if s == $tag { - nom::IResult::Done(i, s) - } else { - nom::IResult::Error(error_position!( - nom::ErrorKind::Tag, - $i - )) - } - } - r => r, - } - }; -} - -fn string_escape_single(c: char) -> Option<&'static str> { - match c { - 'n' => Some("\n"), - 'r' => Some("\r"), - 't' => Some("\t"), - '"' => Some("\""), - '\'' => Some("'"), - '\\' => Some("\\"), - '0' => Some("\0"), - 'a' => Some("\x07"), - 'b' => Some("\x08"), - 'f' => Some("\x0c"), - 'v' => Some("\x0b"), - '&' => Some(""), - _ => None, - } -} - -named!(string_escape_numeric<&str, char>, map_opt!(alt!( - preceded!(tag!("x"), digits!(u32, 16)) | - preceded!(tag!("o"), digits!(u32, 8)) | - digits!(u32, 10) -), ::std::char::from_u32)); - -fn string_lit_inner(input: &str) -> nom::IResult<&str, String> { - use nom::ErrorKind; - use nom::IResult::*; ; - let mut s = String::new(); - let mut cs = input.char_indices().peekable(); - while let Some((i, c)) = cs.next() { - match c { - '"' => return nom::IResult::Done(&input[i..], s), - '\\' => match cs.next() { - Some((_, s)) if s.is_whitespace() => { - while cs.peek().map(|&(_, s)| s.is_whitespace()) - == Some(true) - { - let _ = cs.next(); - } - if cs.next().map(|p| p.1) != Some('\\') { - return Error(error_position!( - ErrorKind::Custom(4 /* FIXME */), - input - )); - } - } - Some((j, ec)) => { - if let Some(esc) = string_escape_single(ec) { - s.push_str(esc); - // FIXME Named ASCII escapes and control character escapes - } else { - match string_escape_numeric(&input[j..]) { - Done(rest, esc) => { - let &(k, _) = cs.peek().unwrap(); - // digits are always single byte ASCII characters - let consumed = input[k..].len() - rest.len(); - for _ in 0..consumed { - let _ = cs.next(); - } - s.push(esc); - } - Incomplete(s) => return Incomplete(s), - Error(e) => return Error(e), - } - } - } - _ => { - return Error(error_position!( - ErrorKind::Custom(5 /* FIXME */), - input - )); - } - }, - _ => s.push(c), - } - } - Error(error_position!(ErrorKind::Custom(3 /* FIXME */), input)) -} - -named!(string_lit<&str, String>, delimited!(tag!("\""), string_lit_inner, tag!("\""))); - -named!(keyword<&str, Keyword>, alt!( - value!(Keyword::Let, ident_tag!("let")) | - value!(Keyword::In, ident_tag!("in")) | - value!(Keyword::If, ident_tag!("if")) | - value!(Keyword::Then, ident_tag!("then")) | - value!(Keyword::Else, ident_tag!("else")) -)); - -named!(type_const<&str, Const>, alt!( - value!(Const::Type, ident_tag!("Type")) | - value!(Const::Kind, ident_tag!("Kind")) -)); - -named!(list_like<&str, ListLike>, alt!( - value!(ListLike::List, ident_tag!("List")) | - value!(ListLike::Optional, ident_tag!("Optional")) -)); - -named!(builtin<&str, Builtin>, alt!( - value!(NaturalFold, ident_tag!("Natural/fold")) | - value!(NaturalBuild, ident_tag!("Natural/build")) | - value!(NaturalIsZero, ident_tag!("Natural/isZero")) | - value!(NaturalEven, ident_tag!("Natural/even")) | - value!(NaturalOdd, ident_tag!("Natural/odd")) | - value!(NaturalShow, ident_tag!("Natural/show")) | - value!(Natural, ident_tag!("Natural")) | - value!(Integer, ident_tag!("Integer")) | - value!(Double, ident_tag!("Double")) | - value!(Text, ident_tag!("Text")) | - value!(ListBuild, ident_tag!("List/build")) | - value!(ListFold, ident_tag!("List/fold")) | - value!(ListLength, ident_tag!("List/length")) | - value!(ListHead, ident_tag!("List/head")) | - value!(ListLast, ident_tag!("List/last")) | - value!(ListIndexed, ident_tag!("List/indexed")) | - value!(ListReverse, ident_tag!("List/reverse")) | - value!(OptionalFold, ident_tag!("Optional/fold")) | - value!(Bool, ident_tag!("Bool")) -)); - -named!(token<&str, Tok>, alt!( - value!(Tok::Pi, ident_tag!("forall")) | - value!(Tok::Pi, tag!("∀")) | - value!(Tok::Lambda, tag!("\\")) | - value!(Tok::Lambda, tag!("λ")) | - value!(Tok::Combine, tag!("/\\")) | - value!(Tok::Combine, tag!("∧")) | - value!(Tok::Arrow, tag!("->")) | - value!(Tok::Arrow, tag!("→")) | - - map!(type_const, Tok::Const) | - map!(boolean, Tok::Bool) | - map!(keyword, Tok::Keyword) | - map!(builtin, Tok::Builtin) | - map!(list_like, Tok::ListLike) | - map!(natural, Tok::Natural) | - map!(integer, Tok::Integer) | - map!(identifier, Tok::Identifier) | - map!(string_lit, Tok::Text) | - - value!(Tok::BraceL, tag!("{")) | - value!(Tok::BraceR, tag!("}")) | - value!(Tok::BracketL, tag!("[")) | - value!(Tok::BracketR, tag!("]")) | - value!(Tok::ParenL, tag!("(")) | - value!(Tok::ParenR, tag!(")")) | - value!(Tok::BoolAnd, tag!("&&")) | - value!(Tok::BoolOr, tag!("||")) | - value!(Tok::CompareEQ, tag!("==")) | - value!(Tok::CompareNE, tag!("!=")) | - value!(Tok::Append, tag!("++")) | - value!(Tok::Times, tag!("*")) | - value!(Tok::Plus, tag!("+")) | - value!(Tok::Comma, tag!(",")) | - value!(Tok::Dot, tag!(".")) | - value!(Tok::Ascription, tag!(":")) | - value!(Tok::Equals, tag!("=")) -)); - -fn find_end(input: &str, ending: &str) -> Option<usize> { - input.find(ending).map(|i| i + ending.len()) -} - -pub struct Lexer<'input> { - input: &'input str, - offset: usize, -} - -impl<'input> Lexer<'input> { - pub fn new(input: &'input str) -> Self { - Lexer { - input: input, - offset: 0, - } - } - - fn current_input(&mut self) -> &'input str { - &self.input[self.offset..] - } - - fn skip_whitespace(&mut self) -> bool { - let input = self.current_input(); - let trimmed = input.trim_start(); - let whitespace_len = input.len() - trimmed.len(); - let skipped = whitespace_len > 0; - if skipped { - // println!("skipped {} whitespace bytes in {}..{}", whitespace_len, self.offset, self.offset + whitespace_len); - self.offset += whitespace_len; - } - skipped - } - - fn skip_comments(&mut self) -> bool { - let input = self.current_input(); - if !input.is_char_boundary(0) || !input.is_char_boundary(2) { - return false; - } - let skip = match &input[0..2] { - "{-" => find_end(input, "-}"), - "--" => find_end(input, "\n"), // Also skips past \r\n (CRLF) - _ => None, - } - .unwrap_or(0); - // println!("skipped {} bytes of comment", skip); - self.offset += skip; - skip != 0 - } - - fn skip_comments_and_whitespace(&mut self) { - while self.skip_whitespace() || self.skip_comments() {} - } -} - -impl<'input> Iterator for Lexer<'input> { - type Item = Spanned<Tok<'input>, usize, LexicalError>; - - fn next(&mut self) -> Option<Self::Item> { - use nom::IResult::*; - self.skip_comments_and_whitespace(); - let input = self.current_input(); - if input.is_empty() { - return None; - } - match token(input) { - Done(rest, t) => { - let parsed_len = input.len() - rest.len(); - //println!("parsed {} bytes => {:?}", parsed_len, t); - let start = self.offset; - self.offset += parsed_len; - Some(Ok((start, t, self.offset))) - } - Error(e) => { - let offset = self.offset; - self.offset = self.input.len(); - Some(Err(LexicalError::Error(offset, e))) - } - Incomplete(needed) => Some(Err(LexicalError::Incomplete(needed))), - } - } -} - -#[test] -fn test_lex() { - use self::Tok::*; - let s = "λ(b : Bool) → b == False"; - let expected = [ - Lambda, - ParenL, - Identifier("b"), - Ascription, - Builtin(crate::core::Builtin::Bool), - ParenR, - Arrow, - Identifier("b"), - CompareEQ, - Bool(false), - ]; - let lexer = Lexer::new(s); - let tokens = lexer.map(|r| r.unwrap().1).collect::<Vec<_>>(); - assert_eq!(&tokens, &expected); - - assert_eq!(string_lit(r#""a\&b""#).to_result(), Ok("ab".to_owned())); - assert_eq!( - string_lit(r#""a\ \b""#).to_result(), - Ok("ab".to_owned()) - ); - assert!(string_lit(r#""a\ b""#).is_err()); - assert_eq!(string_lit(r#""a\nb""#).to_result(), Ok("a\nb".to_owned())); - assert_eq!( - string_lit(r#""\o141\x62\99""#).to_result(), - Ok("abc".to_owned()) - ); -} diff --git a/dhall_core/src/lib.rs b/dhall_core/src/lib.rs index 76f436d..bd53603 100644 --- a/dhall_core/src/lib.rs +++ b/dhall_core/src/lib.rs @@ -3,9 +3,6 @@ pub mod core; pub use crate::core::*; -use lalrpop_util::lalrpop_mod; -lalrpop_mod!(pub grammar); pub mod context; mod grammar_util; -pub mod lexer; pub mod parser; diff --git a/dhall_core/src/parser.rs b/dhall_core/src/parser.rs index 09863a2..34327b1 100644 --- a/dhall_core/src/parser.rs +++ b/dhall_core/src/parser.rs @@ -1,24 +1,13 @@ -use std::collections::BTreeMap; -// use itertools::*; -use lalrpop_util; use pest::iterators::Pair; use pest::Parser; +use std::collections::BTreeMap; use std::path::PathBuf; use dhall_parser::{DhallParser, Rule}; use crate::core; use crate::core::*; -use crate::grammar; use crate::grammar_util::{BoxExpr, ParsedExpr}; -use crate::lexer::{Lexer, LexicalError, Tok}; - -pub fn parse_expr_lalrpop( - s: &str, -) -> Result<BoxExpr, lalrpop_util::ParseError<usize, Tok, LexicalError>> { - grammar::ExprParser::new().parse(Lexer::new(s)) - // Ok(bx(Expr::BoolLit(false))) -} pub type ParseError = pest::error::Error<Rule>; @@ -818,7 +807,7 @@ rule!(final_expression<BoxExpr<'a>>; children!(e: expression, _eoi: EOI) => e ); -pub fn parse_expr_pest(s: &str) -> ParseResult<BoxExpr> { +pub fn parse_expr(s: &str) -> ParseResult<BoxExpr> { let pairs = DhallParser::parse(Rule::final_expression, s)?; // Match the only item in the pairs iterator match_iter!(@panic; pairs; (p) => expression(p)) @@ -832,12 +821,12 @@ fn test_parse() { // let expr = r#"{ x = "foo", y = 4 }.x"#; // let expr = r#"(1 + 2) * 3"#; let expr = r#"if True then 1 + 3 * 5 else 2"#; - println!("{:?}", parse_expr_lalrpop(expr)); + println!("{:?}", parse_expr(expr)); use std::thread; // I don't understand why it stack overflows even on tiny expressions... thread::Builder::new() .stack_size(3 * 1024 * 1024) - .spawn(move || match parse_expr_pest(expr) { + .spawn(move || match parse_expr(expr) { Err(e) => { println!("{:?}", e); println!("{}", e); @@ -847,14 +836,14 @@ fn test_parse() { .unwrap() .join() .unwrap(); - // assert_eq!(parse_expr_pest(expr).unwrap(), parse_expr_lalrpop(expr).unwrap()); + // assert_eq!(parse_expr(expr).unwrap(), parse_expr(expr).unwrap()); // assert!(false); - println!("test {:?}", parse_expr_lalrpop("3 + 5 * 10")); - assert!(parse_expr_lalrpop("22").is_ok()); - assert!(parse_expr_lalrpop("(22)").is_ok()); + println!("test {:?}", parse_expr("3 + 5 * 10")); + assert!(parse_expr("22").is_ok()); + assert!(parse_expr("(22)").is_ok()); assert_eq!( - parse_expr_lalrpop("3 + 5 * 10").ok(), + parse_expr("3 + 5 * 10").ok(), Some(Box::new(BinOp( NaturalPlus, Box::new(NaturalLit(3)), @@ -867,7 +856,7 @@ fn test_parse() { ); // The original parser is apparently right-associative assert_eq!( - parse_expr_lalrpop("2 * 3 * 4").ok(), + parse_expr("2 * 3 * 4").ok(), Some(Box::new(BinOp( NaturalTimes, Box::new(NaturalLit(2)), @@ -878,15 +867,15 @@ fn test_parse() { )) ))) ); - assert!(parse_expr_lalrpop("((((22))))").is_ok()); - assert!(parse_expr_lalrpop("((22)").is_err()); - println!("{:?}", parse_expr_lalrpop("\\(b : Bool) -> b == False")); - assert!(parse_expr_lalrpop("\\(b : Bool) -> b == False").is_ok()); - println!("{:?}", parse_expr_lalrpop("foo.bar")); - assert!(parse_expr_lalrpop("foo.bar").is_ok()); - assert!(parse_expr_lalrpop("[] : List Bool").is_ok()); - - // println!("{:?}", parse_expr_lalrpop("< Left = True | Right : Natural >")); - // println!("{:?}", parse_expr_lalrpop(r#""bl${42}ah""#)); - // assert!(parse_expr_lalrpop("< Left = True | Right : Natural >").is_ok()); + assert!(parse_expr("((((22))))").is_ok()); + assert!(parse_expr("((22)").is_err()); + println!("{:?}", parse_expr("\\(b : Bool) -> b == False")); + assert!(parse_expr("\\(b : Bool) -> b == False").is_ok()); + println!("{:?}", parse_expr("foo.bar")); + assert!(parse_expr("foo.bar").is_ok()); + assert!(parse_expr("[] : List Bool").is_ok()); + + // println!("{:?}", parse_expr("< Left = True | Right : Natural >")); + // println!("{:?}", parse_expr(r#""bl${42}ah""#)); + // assert!(parse_expr("< Left = True | Right : Natural >").is_ok()); } diff --git a/dhall_generator/src/lib.rs b/dhall_generator/src/lib.rs index b26ea63..5cd93f3 100644 --- a/dhall_generator/src/lib.rs +++ b/dhall_generator/src/lib.rs @@ -8,7 +8,7 @@ use quote::quote; #[proc_macro] pub fn dhall(input: proc_macro::TokenStream) -> proc_macro::TokenStream { let input_str = input.to_string(); - let expr: Box<Expr<X, Import>> = parser::parse_expr_pest(&input_str).unwrap(); + let expr: Box<Expr<X, Import>> = parser::parse_expr(&input_str).unwrap(); let no_import = |_: &Import| -> X { panic!("Don't use import in dhall!()") }; let expr = expr.map_embed(&no_import); let output = dhall_to_tokenstream(&expr, &Context::new()); |