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Get deep range numbers working

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Ayaz Hafiz 2022-07-04 18:02:35 -04:00 • committed by ayazhafiz
parent 5a18490050
commit c154a337a9
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17 changed files with 503 additions and 295 deletions
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23
crates/compiler/constrain/src/pattern.rs
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@ -226,15 +226,14 @@ pub fn constrain_pattern(
);
}
&NumLiteral(var, _, _, bound) => {
state.vars.push(var);
let num_type = builtins::num_num(Type::Variable(var));
&NumLiteral(precision_var, _, _, bound) => {
state.vars.push(precision_var);
let num_type = builtins::add_numeric_bound_constr(
constraints,
&mut state.constraints,
num_type,
precision_var,
precision_var,
bound,
region,
Category::Num,
@ -248,13 +247,14 @@ pub fn constrain_pattern(
));
}
&IntLiteral(num_var, precision_var, _, _, bound) => {
&IntLiteral(num_precision_var, precision_var, _, _, bound) => {
// First constraint on the free num var; this improves the resolved type quality in
// case the bound is an alias.
let num_type = builtins::add_numeric_bound_constr(
constraints,
&mut state.constraints,
Type::Variable(num_var),
num_precision_var,
num_precision_var,
bound,
region,
Category::Int,
@ -264,7 +264,7 @@ pub fn constrain_pattern(
let int_type = builtins::num_int(Type::Variable(precision_var));
state.constraints.push(constraints.equal_types(
num_type, // TODO check me if something breaks!
num_type.clone(), // TODO check me if something breaks!
Expected::NoExpectation(int_type),
Category::Int,
region,
@ -272,20 +272,21 @@ pub fn constrain_pattern(
// Also constrain the pattern against the num var, again to reuse aliases if they're present.
state.constraints.push(constraints.equal_pattern_types(
Type::Variable(num_var),
num_type,
expected,
PatternCategory::Int,
region,
));
}
&FloatLiteral(num_var, precision_var, _, _, bound) => {
&FloatLiteral(num_precision_var, precision_var, _, _, bound) => {
// First constraint on the free num var; this improves the resolved type quality in
// case the bound is an alias.
let num_type = builtins::add_numeric_bound_constr(
constraints,
&mut state.constraints,
Type::Variable(num_var),
num_precision_var,
num_precision_var,
bound,
region,
Category::Float,