WIP

Signed-off-by: Alejandro Mery <amery@jpi.io>

parser/error.go

@@ -0,0 +1,51 @@
+package parser
+
+import (
+	"io/fs"
+
+	"asciigoat.org/core/lexer"
+)
+
+// ErrPlusPosition returns a copy of the given [lexer.Error]
+// offsetting the Line/Column information.
+func ErrPlusPosition(pos lexer.Position, e *lexer.Error) *lexer.Error {
+	pos.Add(lexer.Position{
+		Line:   e.Line,
+		Column: e.Column,
+	})
+
+	return &lexer.Error{
+		Line:    pos.Line,
+		Column:  pos.Column,
+		Content: e.Content,
+		Hint:    e.Hint,
+		Err:     e.Err,
+	}
+}
+
+// NewErrIncompleteQuotedString returns a [lexer.Error]
+// indicating the quoted string being parsed wasn't correctly
+// terminated
+func NewErrIncompleteQuotedString(p *TextParser) *lexer.Error {
+	return newErrIncomplete(p, "incomplete quoted string")
+}
+
+// NewErrIncompleteEscaped returns a [lexer.Error]
+// indicating the text being parsed wasn't correctly
+// terminated
+func NewErrIncompleteEscaped(p *TextParser) *lexer.Error {
+	return newErrIncomplete(p, "incomplete escaped string")
+}
+
+func newErrIncomplete(p *TextParser, hint string) *lexer.Error {
+	pos, s := p.Emit()
+	pos.Add(GetPositionalLength(s))
+
+	return &lexer.Error{
+		Line:    pos.Line,
+		Column:  pos.Column,
+		Content: s,
+		Hint:    hint,
+		Err:     fs.ErrInvalid,
+	}
+}