Add GAP console session mode (#2211)

* Add GAP console session mode

This is also appropriate for GAP .tst files.

Add `analyse_text` methods for `ScilabLexer` and `GAPConsoleLexer` to
distinguish Scilab and GAP .tst files

* Use explicit name for 'keepends' argument to splitlines

1 files changed, 12 insertions, 0 deletions

diff --git a/pygments/lexers/matlab.py b/pygments/lexers/matlab.py
index b70058c5..058661ee 100644
--- a/pygments/lexers/matlab.py
+++ b/pygments/lexers/matlab.py
@@ -3294,3 +3294,15 @@ class ScilabLexer(RegexLexer):
             (r'(\s*)([a-zA-Z_]\w*)', bygroups(Text, Name.Function), '#pop'),
         ],
     }
+
+    # the following is needed to distinguish Scilab and GAP .tst files
+    def analyse_text(text):
+        score = 0.0
+
+        # Scilab comments (don't appear in e.g. GAP code)
+        if re.search(r"^\s*//", text):
+            score += 0.1
+        if re.search(r"^\s*/\*", text):
+            score += 0.1
+
+        return min(score, 1.0)