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-rw-r--r--Cargo.lock643
-rw-r--r--Cargo.toml8
-rw-r--r--src/lexer.rs10
-rw-r--r--src/main.rs3
-rw-r--r--src/parser.rs2
5 files changed, 521 insertions, 145 deletions
diff --git a/Cargo.lock b/Cargo.lock
index 8a86c4a..9ff727a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,20 +1,9 @@
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diff --git a/Cargo.toml b/Cargo.toml
index d86ac45..f781e03 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,10 +5,10 @@ authors = ["NanoTech <nanotech@nanotechcorp.net>"]
build = "build.rs"
[build-dependencies]
-lalrpop = "0.13.1"
+lalrpop = "0.16.3"
[dependencies]
-bytecount = "0.1.4"
-lalrpop-util = "0.13.1"
-nom = "2.0.0"
+bytecount = "0.5.1"
+lalrpop-util = "0.16.3"
+nom = "3.0.0"
term-painter = "0.2.3"
diff --git a/src/lexer.rs b/src/lexer.rs
index bc96040..0b58293 100644
--- a/src/lexer.rs
+++ b/src/lexer.rs
@@ -6,7 +6,7 @@ use core::BuiltinType::*;
use core::BuiltinValue;
use core::BuiltinValue::*;
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Keyword {
Let,
In,
@@ -15,19 +15,19 @@ pub enum Keyword {
Else,
}
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
pub enum ListLike {
List,
Optional,
}
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Builtin {
Type(BuiltinType),
Value(BuiltinValue),
}
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Tok<'i> {
Identifier(&'i str),
Keyword(Keyword),
@@ -291,7 +291,7 @@ impl<'input> Lexer<'input> {
fn skip_whitespace(&mut self) -> bool {
let input = self.current_input();
- let trimmed = input.trim_left();
+ let trimmed = input.trim_start();
let whitespace_len = input.len() - trimmed.len();
let skipped = whitespace_len > 0;
if skipped {
diff --git a/src/main.rs b/src/main.rs
index 9f7e2e1..fde3978 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
#![feature(box_patterns)]
extern crate bytecount;
+#[macro_use]
extern crate lalrpop_util;
#[macro_use]
extern crate nom;
@@ -9,7 +10,7 @@ extern crate term_painter;
pub mod context;
mod core;
pub use core::*;
-pub mod grammar;
+lalrpop_mod!(pub grammar); // synthesized by LALRPOP
mod grammar_util;
pub mod lexer;
pub mod parser;
diff --git a/src/parser.rs b/src/parser.rs
index 945d150..3ad7ffc 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -7,7 +7,7 @@ use lexer::{Lexer, LexicalError, Tok};
pub type ParseError<'i> = lalrpop_util::ParseError<usize, Tok<'i>, LexicalError>;
pub fn parse_expr(s: &str) -> Result<BoxExpr, ParseError> {
- grammar::parse_Expr(Lexer::new(s))
+ grammar::ExprParser::new().parse(Lexer::new(s))
}
#[test]