language-servers/roc
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record, tag, alias errors

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- duplicate fields and tags are reported
- circular aliases are reported
This commit is contained in:
Folkert 2020-04-13 20:53:16 +02:00
parent 0372b34e86
commit f6af66f342
13 changed files with 679 additions and 55 deletions
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24
compiler/solve/src/solve.rs
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@ -21,6 +21,7 @@ pub enum TypeError {
BadExpr(Region, Category, ErrorType, Expected<ErrorType>),
BadPattern(Region, PatternCategory, ErrorType, PExpected<ErrorType>),
CircularType(Region, Symbol, ErrorType),
BadType(roc_types::types::Problem),
}
pub type SubsByModule = MutMap<ModuleId, ExposedModuleTypes>;
@ -166,6 +167,13 @@ fn solve(
problems.push(problem);
state
}
BadType(vars, problem) => {
introduce(subs, rank, pools, &vars);
problems.push(TypeError::BadType(problem));
state
}
}
@ -228,6 +236,13 @@ fn solve(
problems.push(problem);
state
}
BadType(vars, problem) => {
introduce(subs, rank, pools, &vars);
problems.push(TypeError::BadType(problem));
state
}
}
@ -278,6 +293,13 @@ fn solve(
problems.push(problem);
state
}
BadType(vars, problem) => {
introduce(subs, rank, pools, &vars);
problems.push(TypeError::BadType(problem));
state
}
}
@ -829,7 +851,7 @@ fn circular_error(
loc_var: &Located<Variable>,
) {
let var = loc_var.value;
let error_type = subs.var_to_error_type(var);
let (error_type, _) = subs.var_to_error_type(var);
let problem = TypeError::CircularType(loc_var.region, symbol, error_type);
subs.set_content(var, Content::Error);