handle quoted template expressions and template interpolations

test/corpus/strings.txt

@@ -0,0 +1,288 @@
+==================
+string literal one line
+==================
+
+foo = "bar"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template)))))))
+
+==================
+string literal escaped newline
+==================
+
+foo = "bar\nbaz"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string literal escaped tab
+==================
+
+foo = "bar\tbaz"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string literal escaped "
+==================
+
+foo = "bar\"baz"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string literal escaped \
+==================
+
+foo = "bar\\baz"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string literal escaped \uFFFF
+==================
+
+foo = "bar\uFFFFbaz"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string bad escape sequence
+==================
+
+foo = "bar\pbaz"
+
+---
+
+(config_file 
+  (body 
+    (attribute 
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template (ERROR (UNEXPECTED '\'))))))))) 
+
+==================
+string bad escape sequence 2
+==================
+
+foo = "bar\uZZ"
+
+---
+
+(config_file 
+  (body 
+    (attribute 
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template (ERROR (UNEXPECTED '\'))))))))) 
+
+==================
+string literal multi line error
+==================
+
+foo = "
+bar"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (ERROR (UNEXPECTED 'b')))))))))
+
+==================
+string literal unescaped tab
+==================
+
+foo = "foo	bar"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (ERROR (UNEXPECTED 'b')))))))))
+
+==================
+string literal unescaped backslash
+==================
+
+foo = "foo\bar"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (ERROR (UNEXPECTED '\')))))))))
+
+==================
+string literal escaped backslash at end
+==================
+
+foo = "foo\\"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+
+==================
+string literal escaped template interpolation
+==================
+
+foo = "$${foo.bar}"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))
+
+==================
+string literal template chars but no template 1
+==================
+
+foo = "$$$"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template)))))))
+
+==================
+string literal template chars but no template 2
+==================
+
+foo = "100%"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier)
+      (expression (expr_term (template_expr (quoted_template)))))))
+
+==================
+string literal template chars but no template 3
+==================
+
+foo = "%\n\t"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template 
+        (escape_sequence) 
+        (escape_sequence)))))))) 
+
+==================
+string literal template chars but no template 4
+==================
+
+foo = "%%\n\t"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template 
+        (escape_sequence) 
+        (escape_sequence)))))))) 
+
+==================
+string literal template chars but no template 5
+==================
+
+foo = "$$"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template))))))) 
+
+==================
+string literal template chars but no template 6
+==================
+
+foo = "%%{\n\t"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template 
+        (escape_sequence) 
+        (escape_sequence) 
+        (escape_sequence)))))))) 
+
+==================
+string literal escaped template
+==================
+
+foo = "$${ var.bar }"
+
+---
+
+(config_file
+  (body
+    (attribute
+      (identifier) 
+      (expression (expr_term (template_expr (quoted_template (escape_sequence))))))))