50 строки
1,2 КиБ
Go
50 строки
1,2 КиБ
Go
package compiler
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import (
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"go/scanner"
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"go/token"
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"go/types"
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"path/filepath"
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"tinygo.org/x/go-llvm"
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)
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func (c *Compiler) makeError(pos token.Pos, msg string) types.Error {
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return types.Error{
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Fset: c.ir.Program.Fset,
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Pos: pos,
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Msg: msg,
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}
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}
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func (c *Compiler) addError(pos token.Pos, msg string) {
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c.diagnostics = append(c.diagnostics, c.makeError(pos, msg))
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}
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// errorAt returns an error value at the location of the instruction.
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// The location information may not be complete as it depends on debug
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// information in the IR.
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func errorAt(inst llvm.Value, msg string) scanner.Error {
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return scanner.Error{
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Pos: getPosition(inst),
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Msg: msg,
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}
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}
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// getPosition returns the position information for the given instruction, as
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// far as it is available.
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func getPosition(inst llvm.Value) token.Position {
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if inst.IsAInstruction().IsNil() {
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return token.Position{}
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}
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loc := inst.InstructionDebugLoc()
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if loc.IsNil() {
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return token.Position{}
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}
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file := loc.LocationScope().ScopeFile()
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return token.Position{
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Filename: filepath.Join(file.FileDirectory(), file.FileFilename()),
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Line: int(loc.LocationLine()),
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Column: int(loc.LocationColumn()),
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}
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}
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