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Rejiggering some things with the SourceMap pointer in Parser

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This commit is contained in:
greg 2019-10-23 12:02:36 -07:00
parent 5bb1a245c4
commit 11a9a60a34
3 changed files with 7 additions and 9 deletions
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4
schala-lang/language/src/parsing.rs
View File

@ -246,14 +246,14 @@ impl TokenHandler {
impl<'a> Parser<'a> {
/// Create a new parser initialized with some tokens.
pub fn new(initial_input: Vec<Token>, source_map_pointer: &mut SourceMap) -> Parser {
pub fn new(initial_input: Vec<Token>, source_map: &mut SourceMap) -> Parser {
Parser {
token_handler: TokenHandler::new(initial_input),
parse_record: vec![],
parse_level: 0,
restrictions: ParserRestrictions { no_struct_literal: false },
id_store: ItemIdStore::new(),
source_map: source_map_pointer,
source_map,
}
}

1
schala-lang/language/src/parsing/test.rs
View File

@ -2,7 +2,6 @@
use ::std::rc::Rc;
use std::str::FromStr;
use crate::util::quick_ast;
use super::tokenize;
use super::ParseResult;
use crate::ast::*;

11
schala-lang/language/src/schala.rs
View File

@ -22,7 +22,6 @@ pub type SourceMapHandle = Rc<RefCell<source_map::SourceMap>>;
pub struct Schala {
source_reference: SourceReference,
source_map: SourceMapHandle,
source_map_: SourceMap,
state: eval::State<'static>,
symbol_table: SymbolTableHandle,
resolver: crate::scope_resolution::ScopeResolver<'static>,
@ -48,7 +47,6 @@ impl Schala {
source_reference: SourceReference::new(),
symbol_table: symbols.clone(),
source_map: source_map.clone(),
source_map_: SourceMap::new(),
resolver: crate::scope_resolution::ScopeResolver::new(symbols.clone()),
state: eval::State::new(symbols),
type_context: typechecking::TypeContext::new(),
@ -112,7 +110,8 @@ fn parsing(input: Vec<tokenizing::Token>, handle: &mut Schala, comp: Option<&mut
use crate::parsing::Parser;
use ParsingDebugType::*;
let mut parser = handle.active_parser.take().unwrap_or_else(|| Parser::new(input, &mut handle.source_map_));
let ref mut source_map = handle.source_map.borrow_mut();
let mut parser = handle.active_parser.take().unwrap_or_else(|| Parser::new(input, source_map));
let ast = parser.parse();
comp.map(|comp| {
@ -130,13 +129,13 @@ fn parsing(input: Vec<tokenizing::Token>, handle: &mut Schala, comp: Option<&mut
};
comp.add_artifact(debug_info);
});
ast.map_err(|err| format_parse_error(err, handle))
ast.map_err(|err| format_parse_error(err, &handle.source_reference))
}
fn format_parse_error(error: parsing::ParseError, handle: &mut Schala) -> String {
fn format_parse_error(error: parsing::ParseError, source_reference: &SourceReference) -> String {
let line_num = error.token.location.line_num;
let ch = error.token.location.char_num;
let line_from_program = handle.source_reference.get_line(line_num);
let line_from_program = source_reference.get_line(line_num);
let location_pointer = format!("{}^", " ".repeat(ch));
let line_num_digits = format!("{}", line_num).chars().count();