tflint: Add workaround for parsing heredoc expressions (#93)

wata727 · web-flow · commit ec2b4a29dcc9 · 2021-01-10T22:04:35.000+09:00
diff --git a/tflint/client/decode.go b/tflint/client/decode.go
@@ -64,6 +64,9 @@ func decodeBlock(block *Block) (*hcl.Block, hcl.Diagnostics) {
 
 func parseExpression(src []byte, filename string, start hcl.Pos) (hcl.Expression, hcl.Diagnostics) {
 	if strings.HasSuffix(filename, ".tf") {
+		// HACK: Always add a newline to avoid heredoc parse errors.
+		// @see https://github.com/hashicorp/hcl/issues/441
+		src = []byte(string(src) + "\n")
 		return hclsyntax.ParseExpression(src, filename, start)
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -64,6 +64,9 @@ func decodeBlock(block Block) (hcl.Block, hcl.Diagnostics) {`
`64`	`64`
`65`	`65`	`func parseExpression(src []byte, filename string, start hcl.Pos) (hcl.Expression, hcl.Diagnostics) {`
`66`	`66`	`if strings.HasSuffix(filename, ".tf") {`
	`67`	`+ // HACK: Always add a newline to avoid heredoc parse errors.`
	`68`	`+ // @see https://github.com/hashicorp/hcl/issues/441`
	`69`	`+ src = []byte(string(src) + "\n")`
`67`	`70`	`return hclsyntax.ParseExpression(src, filename, start)`
`68`	`71`	`}`
`69`	`72`