[SQL] move heuristics for SQL inside Python and PHP strings to common…

… syntax

PHP/PHP Source.sublime-syntax

@@ -6,23 +6,14 @@ scope: source.php
 hidden: true
 version: 2
 
+extends: Packages/SQL/SQL String Indicator.sublime-syntax
+
 variables:
   guarded_identifier: (?!{{reserved}}){{identifier}}
   identifier: '{{identifier_start}}[[:alnum:]_]*'
   identifier_start: '[[:alpha:]_]'
 
   regex_modifier: '[eimsuxADJSUX]*'
-  sql_indicator: |-
-    (?x: \s* (?:
-    # dml statements
-      SELECT | INSERT | REPLACE | DELETE | TRUNCATE | UPDATE | MERGE\s+INTO
-    # ddl statements
-    | ADD | ALTER | CREATE | DROP
-    # conditional
-    | IF \s+ (?: NOT \s+ )? EXISTS
-    # declaration
-    | DECLARE | WITH | BEGIN
-    ) \s )
 
   # A pattern which terminates an incomplete expression at any point.
   # `\?>` is for fixing one-liner ( https://github.com/sublimehq/Packages/issues/1545 )

Python/Python.sublime-syntax

@@ -4,6 +4,8 @@ name: Python
 scope: source.python
 version: 2
 
+extends: Packages/SQL/SQL String Indicator.sublime-syntax
+
 file_extensions:
   - py
   - py3
@@ -60,18 +62,6 @@ variables:
   # Prefer ranged quantifiers over python interpolation in raw f-strings
   fstring_regexp_interpolation_begin: '\{(?!\d+(?:,\d*)?\})'
 
-  sql_indicator: |-
-    (?x: \s* (?:
-    # dml statements
-      SELECT | INSERT | REPLACE | DELETE | TRUNCATE | UPDATE | MERGE\s+INTO
-    # ddl statements
-    | ADD | ALTER | CREATE | DROP
-    # conditional
-    | IF \s+ (?: NOT \s+ )? EXISTS
-    # declaration
-    | DECLARE | WITH | BEGIN
-    ) \s )
-
   builtin_exceptions: |-
     (?x:
       ArithmeticError

SQL/SQL String Indicator.sublime-syntax

@@ -0,0 +1,22 @@
+%YAML 1.2
+---
+# See http://www.sublimetext.com/docs/syntax.html
+scope: source.sql.string
+version: 2
+hidden: true
+variables:
+  sql_indicator: |-
+    (?x: \s* (?:
+    # dml statements
+      SELECT | INSERT | REPLACE | DELETE | TRUNCATE | UPDATE | MERGE\s+INTO
+    # ddl statements
+    | ADD | ALTER | CREATE | DROP
+    # conditional
+    | IF \s+ (?: NOT \s+ )? EXISTS
+    # declaration
+    | DECLARE | WITH | BEGIN
+    ) \s )
+
+contexts:
+  main:
+    - meta_append: true