From dae3dad5407e49715736a2a3d8735e65027e6c11 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Wed, 24 Feb 2021 18:54:06 +0100
Subject: =?UTF-8?q?Index=20+=20value=20iteration=20for=20arrays=20?=
 =?UTF-8?q?=F0=9F=A6=9A?=
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---
 src/eval/mod.rs   | 6 ++++--
 src/eval/value.rs | 6 ++++++
 src/pretty.rs     | 2 +-
 3 files changed, 11 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/eval/mod.rs b/src/eval/mod.rs
index 98030b86..596ceb50 100644
--- a/src/eval/mod.rs
+++ b/src/eval/mod.rs
@@ -460,6 +460,9 @@ impl Eval for ExprFor {
             (ForPattern::Value(v), Value::Array(array)) => {
                 iter!(for (v => value) in array.into_iter());
             }
+            (ForPattern::KeyValue(i, v), Value::Array(array)) => {
+                iter!(for (i => idx, v => value) in array.into_iter().enumerate());
+            }
             (ForPattern::Value(v), Value::Dict(dict)) => {
                 iter!(for (v => value) in dict.into_iter().map(|p| p.1));
             }
@@ -467,8 +470,7 @@ impl Eval for ExprFor {
                 iter!(for (k => key, v => value) in dict.into_iter());
             }
 
-            (ForPattern::KeyValue(_, _), Value::Str(_))
-            | (ForPattern::KeyValue(_, _), Value::Array(_)) => {
+            (ForPattern::KeyValue(_, _), Value::Str(_)) => {
                 ctx.diag(error!(self.pattern.span(), "mismatched pattern"));
             }
 
diff --git a/src/eval/value.rs b/src/eval/value.rs
index b731acf9..2a91cf8a 100644
--- a/src/eval/value.rs
+++ b/src/eval/value.rs
@@ -590,6 +590,12 @@ primitive! { ValueTemplate: "template", Value::Template }
 primitive! { ValueFunc: "function", Value::Func }
 primitive! { ValueArgs: "arguments", Value::Args }
 
+impl From<usize> for Value {
+    fn from(v: usize) -> Self {
+        Self::Int(v as i64)
+    }
+}
+
 impl From<&str> for Value {
     fn from(v: &str) -> Self {
         Self::Str(v.to_string())
diff --git a/src/pretty.rs b/src/pretty.rs
index 2ed6e80d..de910b99 100644
--- a/src/pretty.rs
+++ b/src/pretty.rs
@@ -735,7 +735,7 @@ mod tests {
         // Simple values.
         test_value(Value::None, "none");
         test_value(false, "false");
-        test_value(12, "12");
+        test_value(12i64, "12");
         test_value(3.14, "3.14");
         test_value(Length::pt(5.5), "5.5pt");
         test_value(Angle::deg(90.0), "90.0deg");
-- 
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