Added multiline strings.

1 files changed, 12 insertions, 0 deletions

diff --git a/mparser.py b/mparser.py
index 8954a9f1d..821ec35b4 100644
--- a/mparser.py
+++ b/mparser.py
@@ -39,6 +39,7 @@ tokens = ['LPAREN',
           'COMMA',
           'DOT',
           'STRING',
+          'MULTILINE_STRING',
           'INT',
           'EOL_CONTINUE',
           'EOL',
@@ -66,6 +67,13 @@ def t_ATOM(t):
     t.type = reserved.get(t.value, 'ATOM')
     return t
 
+
+def t_MULTILINE_STRING(t):
+    r"'''(.|\n)*?'''"
+    t.value = t.value[3:-3]
+    t.lexer.lineno += t.value.count('\n')
+    return t
+
 def t_STRING(t):
     "'[^']*'"
     t.value = t.value[1:-1]
@@ -127,6 +135,10 @@ def p_expression_string(t):
     'expression : STRING'
     t[0] = nodes.StringExpression(t[1], t.lineno(1))
 
+def p_expression_multiline_string(t):
+    'expression : MULTILINE_STRING'
+    t[0] = nodes.StringExpression(t[1], t.lineno(1))
+
 def p_statement_assign(t):
     'statement : expression ASSIGN statement'
     t[0] = nodes.Assignment(t[1], t[3], t[1].lineno())