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Parse number literal width suffixes

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Supports [u,i][8,16,32,64,128] and [nat,dec]

Part of #2350
This commit is contained in:
ayazhafiz 2022-01-31 00:30:15 -05:00
parent 545882f210
commit 320827167f
112 changed files with 1159 additions and 127 deletions
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24
compiler/can/src/num.rs
View file

@ -1,6 +1,9 @@
use crate::env::Env;
use crate::expr::Expr;
use roc_parse::ast::Base;
use roc_parse::ast::FloatWidth;
use roc_parse::ast::NumWidth;
use roc_parse::ast::NumericBound;
use roc_problem::can::Problem;
use roc_problem::can::RuntimeError::*;
use roc_problem::can::{FloatErrorKind, IntErrorKind};
@ -18,10 +21,11 @@ pub fn num_expr_from_result(
var_store: &mut VarStore,
result: Result<(&str, i64), (&str, IntErrorKind)>,
region: Region,
bound: NumericBound<NumWidth>,
env: &mut Env,
) -> Expr {
match result {
Ok((str, num)) => Expr::Num(var_store.fresh(), (*str).into(), num),
Ok((str, num)) => Expr::Num(var_store.fresh(), (*str).into(), num, bound),
Err((raw, error)) => {
// (Num *) compiles to Int if it doesn't
// get specialized to something else first,
@ -41,11 +45,18 @@ pub fn int_expr_from_result(
result: Result<(&str, i128), (&str, IntErrorKind)>,
region: Region,
base: Base,
bound: NumericBound<NumWidth>,
env: &mut Env,
) -> Expr {
// Int stores a variable to generate better error messages
match result {
Ok((str, int)) => Expr::Int(var_store.fresh(), var_store.fresh(), (*str).into(), int),
Ok((str, int)) => Expr::Int(
var_store.fresh(),
var_store.fresh(),
(*str).into(),
int,
bound,
),
Err((raw, error)) => {
let runtime_error = InvalidInt(error, base, region, raw.into());
@ -61,11 +72,18 @@ pub fn float_expr_from_result(
var_store: &mut VarStore,
result: Result<(&str, f64), (&str, FloatErrorKind)>,
region: Region,
bound: NumericBound<FloatWidth>,
env: &mut Env,
) -> Expr {
// Float stores a variable to generate better error messages
match result {
Ok((str, float)) => Expr::Float(var_store.fresh(), var_store.fresh(), (*str).into(), float),
Ok((str, float)) => Expr::Float(
var_store.fresh(),
var_store.fresh(),
(*str).into(),
float,
bound,
),
Err((raw, error)) => {
let runtime_error = InvalidFloat(error, region, raw.into());