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checker: handle !is in error messages

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Swastik Baranwal 2020-06-14 22:33:29 +05:30 committed by GitHub
parent 206e64d72c
commit a3a91f54a9
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2 changed files with 8 additions and 8 deletions
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8
vlib/v/checker/checker.v
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@ -553,10 +553,10 @@ pub fn (mut c Checker) infix_expr(mut infix_expr ast.InfixExpr) table.Type {
type_expr := infix_expr.right as ast.Type type_expr := infix_expr.right as ast.Type
typ_sym := c.table.get_type_symbol(type_expr.typ) typ_sym := c.table.get_type_symbol(type_expr.typ)
if typ_sym.kind == .placeholder { if typ_sym.kind == .placeholder {
c.error('is: type `${typ_sym.name}` does not exist', type_expr.pos) c.error('$infix_expr.op.str(): type `${typ_sym.name}` does not exist', type_expr.pos)
} }
if left.kind != .interface_ && left.kind != .sum_type { if left.kind != .interface_ && left.kind != .sum_type {
c.error('`is` can only be used with interfaces and sum types', type_expr.pos) c.error('`$infix_expr.op.str()` can only be used with interfaces and sum types', type_expr.pos)
} }
return table.bool_type return table.bool_type
} }
@ -580,7 +580,7 @@ pub fn (mut c Checker) infix_expr(mut infix_expr ast.InfixExpr) table.Type {
} else if left_type == table.string_type && infix_expr.op !in [.plus, .eq, .ne, .lt, .gt, } else if left_type == table.string_type && infix_expr.op !in [.plus, .eq, .ne, .lt, .gt,
.le, .ge] { .le, .ge] {
// TODO broken !in // TODO broken !in
c.error('string types only have the following operators defined: `==`, `!=`, `<`, `>`, `<=`, `>=`, and `&&`', c.error('string types only have the following operators defined: `==`, `!=`, `<`, `>`, `<=`, `>=`, and `+`',
infix_expr.pos) infix_expr.pos)
} }
// Dual sides check (compatibility check) // Dual sides check (compatibility check)
@ -1952,7 +1952,7 @@ pub fn (mut c Checker) expr(node ast.Expr) table.Type {
if it.op == .mul && right_type.is_ptr() { if it.op == .mul && right_type.is_ptr() {
return right_type.deref() return right_type.deref()
} }
if it.op == .bit_not && !right_type.is_int(){ if it.op == .bit_not && !right_type.is_int() {
c.error('operator ~ only defined on int types', it.pos) c.error('operator ~ only defined on int types', it.pos)
} }
if it.op == .not && right_type != table.bool_type_idx { if it.op == .not && right_type != table.bool_type_idx {