Methods

7 files changed, 70 insertions, 30 deletions

diff --git a/tests/typ/code/for.typ b/tests/typ/code/for.typ
index e161ba84..822f7423 100644
--- a/tests/typ/code/for.typ
+++ b/tests/typ/code/for.typ
@@ -32,10 +32,10 @@
 // Should output `2345`.
 #for v in (1, 2, 3, 4, 5, 6, 7) [#if v >= 2 and v <= 5 { repr(v) }]
 
-// Loop over captured arguments.
-#let f1(..args) = for v in args { (repr(v),) }
-#let f2(..args) = for k, v in args { (repr(k) + ": " + repr(v),) }
-#let f(..args) = join(sep: ", ", ..f1(..args), ..f2(..args))
+// Map captured arguments.
+#let f1(..args) = args.positional().map(repr)
+#let f2(..args) = args.named().pairs((k, v) => repr(k) + ": " + repr(v))
+#let f(..args) = (f1(..args) + f2(..args)).join(", ")
 #f(1, a: 2)
 
 ---
diff --git a/tests/typ/code/if.typ b/tests/typ/code/if.typ
index 0ab5c495..0d87c689 100644
--- a/tests/typ/code/if.typ
+++ b/tests/typ/code/if.typ
@@ -60,10 +60,10 @@
 
 #let nth(n) = {
   str(n)
-  (if n == 1 { "st" }
-   else if n == 2 { "nd" }
-   else if n == 3 { "rd" }
-   else { "th" })
+  if n == 1 { "st" }
+  else if n == 2 { "nd" }
+  else if n == 3 { "rd" }
+  else { "th" }
 }
 
 #test(nth(1), "1st")
diff --git a/tests/typ/code/methods.typ b/tests/typ/code/methods.typ
new file mode 100644
index 00000000..b5eff78d
--- /dev/null
+++ b/tests/typ/code/methods.typ
@@ -0,0 +1,50 @@
+// Test method calls.
+// Ref: false
+
+---
+// Test whitespace around dot.
+#test( "Hi there" . split() , ("Hi", "there"))
+
+---
+// Test mutating indexed value.
+{
+  let matrix = (((1,), (2,)), ((3,), (4,)))
+  matrix(1)(0).push(5)
+  test(matrix, (((1,), (2,)), ((3, 5), (4,))))
+}
+
+---
+// Test multiline chain in code block.
+{
+  let rewritten = "Hello. This is a sentence. And one more."
+    .split(".")
+    .map(s => s.trim())
+    .filter(s => s != "")
+    .map(s => s + "!")
+    .join([\ ])
+
+  test(rewritten, [Hello!\ This is a sentence!\ And one more!])
+}
+
+---
+// Error: 2:3-2:16 type array has no method `fun`
+#let numbers = ()
+{ numbers.fun() }
+
+---
+// Error: 2:3-2:44 cannot mutate a temporary value
+#let numbers = (1, 2, 3)
+{ numbers.map(v => v / 2).sorted().map(str).remove(4) }
+
+---
+// Error: 2:3-2:19 cannot mutate a temporary value
+#let numbers = (1, 2, 3)
+{ numbers.sorted() = 1 }
+
+---
+// Error: 3-6 cannot mutate a constant
+{ box = 1 }
+
+---
+// Error: 3-6 cannot mutate a constant
+{ box.push(1) }
diff --git a/tests/typ/code/ops-invalid.typ b/tests/typ/code/ops-invalid.typ
index 184e20cf..68bce4af 100644
--- a/tests/typ/code/ops-invalid.typ
+++ b/tests/typ/code/ops-invalid.typ
@@ -65,19 +65,11 @@
 { let x = 1; x += "2" }
 
 ---
-// Error: 13-14 expected argument list, found integer
-{ test with 2 }
-
----
-// Error: 3-4 expected function, found integer
-{ 1 with () }
-
----
-// Error: 3-6 cannot access this expression mutably
+// Error: 3-6 cannot mutate a temporary value
 { (x) = "" }
 
 ---
-// Error: 3-8 cannot access this expression mutably
+// Error: 3-8 cannot mutate a temporary value
 { 1 + 2 += 3 }
 
 ---
diff --git a/tests/typ/code/ops-prec.typ b/tests/typ/code/ops-prec.typ
index 2cec0d04..23afcc5f 100644
--- a/tests/typ/code/ops-prec.typ
+++ b/tests/typ/code/ops-prec.typ
@@ -13,7 +13,7 @@
 #test(not "b" == "b", false)
 
 // Assignment binds stronger than boolean operations.
-// Error: 2-7 cannot access this expression mutably
+// Error: 2-7 cannot mutate a temporary value
 {not x = "a"}
 
 ---
diff --git a/tests/typ/code/ops.typ b/tests/typ/code/ops.typ
index 899ee71c..79743f5d 100644
--- a/tests/typ/code/ops.typ
+++ b/tests/typ/code/ops.typ
@@ -184,21 +184,19 @@
 {"a" not}
 
 ---
-// Test `with` operator.
+// Test `with` method.
 
 // Apply positional arguments.
 #let add(x, y) = x + y
-#test((add with (2))(4), 6)
-
-// Let .. with .. syntax.
-#let f = add
-#let f with (2)
-#test(f(4), 6)
+#test(add.with(2)(3), 5)
+#test(add.with(2).with(3)(), 5)
+#test((add.with(2))(4), 6)
+#test((add.with(2).with(3))(), 5)
 
 // Make sure that named arguments are overridable.
 #let inc(x, y: 1) = x + y
 #test(inc(1), 2)
 
-#let inc with (y: 2)
-#test(inc(2), 4)
-#test(inc(2, y: 4), 6)
+#let inc2 = inc.with(y: 2)
+#test(inc2(2), 4)
+#test(inc2(2, y: 4), 6)
diff --git a/tests/typ/code/target.typ b/tests/typ/code/target.typ
index 73516817..6c321592 100644
--- a/tests/typ/code/target.typ
+++ b/tests/typ/code/target.typ
@@ -7,6 +7,6 @@
 #let d = 3
 #let value = [hi]
 #let item(a, b) = a + b
-#let fn = rect with (fill: conifer, padding: 5pt)
+#let fn = rect.with(fill: conifer, padding: 5pt)
 
 Some _includable_ text.