From b432fc82c78bb890eca5938c7754950f089c7abe Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Mon, 23 Sep 2024 14:36:20 -0400
Subject: Add shell escaping for arrays of text

---
 stdlib/shell.c | 11 +++++++++++
 stdlib/shell.h |  1 +
 2 files changed, 12 insertions(+)

(limited to 'stdlib')

diff --git a/stdlib/shell.c b/stdlib/shell.c
index 977fa512..28c85fb1 100644
--- a/stdlib/shell.c
+++ b/stdlib/shell.c
@@ -33,6 +33,17 @@ public Shell_t Shell$escape_text(Text_t text)
     return (Text_t){.length=shell_graphemes.length, .tag=TEXT_GRAPHEMES, .graphemes=shell_graphemes.data};
 }
 
+public Shell_t Shell$escape_text_array(Array_t texts)
+{
+    Array_t all_escaped = {};
+    for (int64_t i = 0; i < texts.length; i++) {
+        Text_t raw = *(Text_t*)(texts.data + i*texts.stride);
+        Text_t escaped = Shell$escape_text(raw);
+        Array$insert(&all_escaped, &escaped, I(0), sizeof(Text_t));
+    }
+    return Text$join(Text(" "), all_escaped);
+}
+
 public OptionalArray_t Shell$run_bytes(Shell_t command)
 {
     const char *cmd_str = Text$as_c_string(command);
diff --git a/stdlib/shell.h b/stdlib/shell.h
index 16d0b10d..14a086ef 100644
--- a/stdlib/shell.h
+++ b/stdlib/shell.h
@@ -17,6 +17,7 @@
 
 OptionalClosure_t Shell$by_line(Shell_t command);
 Shell_t Shell$escape_text(Text_t text);
+Shell_t Shell$escape_text_array(Array_t texts);
 OptionalArray_t Shell$run_bytes(Shell_t command);
 OptionalText_t Shell$run(Shell_t command);
 
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