Adding upstream version 3.0.43.upstream/3.0.43upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 56 insertions, 0 deletions

diff --git a/examples/prompts/auto-completion/fuzzy-custom-completer.py b/examples/prompts/auto-completion/fuzzy-custom-completer.py
new file mode 100755
index 0000000..fd9a7d7
--- /dev/null
+++ b/examples/prompts/auto-completion/fuzzy-custom-completer.py
@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+"""
+Demonstration of a custom completer wrapped in a `FuzzyCompleter` for fuzzy
+matching.
+"""
+from prompt_toolkit.completion import Completer, Completion, FuzzyCompleter
+from prompt_toolkit.shortcuts import CompleteStyle, prompt
+
+colors = [
+    "red",
+    "blue",
+    "green",
+    "orange",
+    "purple",
+    "yellow",
+    "cyan",
+    "magenta",
+    "pink",
+]
+
+
+class ColorCompleter(Completer):
+    def get_completions(self, document, complete_event):
+        word = document.get_word_before_cursor()
+        for color in colors:
+            if color.startswith(word):
+                yield Completion(
+                    color,
+                    start_position=-len(word),
+                    style="fg:" + color,
+                    selected_style="fg:white bg:" + color,
+                )
+
+
+def main():
+    # Simple completion menu.
+    print("(The completion menu displays colors.)")
+    prompt("Type a color: ", completer=FuzzyCompleter(ColorCompleter()))
+
+    # Multi-column menu.
+    prompt(
+        "Type a color: ",
+        completer=FuzzyCompleter(ColorCompleter()),
+        complete_style=CompleteStyle.MULTI_COLUMN,
+    )
+
+    # Readline-like
+    prompt(
+        "Type a color: ",
+        completer=FuzzyCompleter(ColorCompleter()),
+        complete_style=CompleteStyle.READLINE_LIKE,
+    )
+
+
+if __name__ == "__main__":
+    main()