Data commit

Task/Call-a-function/Langur/call-a-function-1.langur

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+.x()
+# call user-defined function

Task/Call-a-function/Langur/call-a-function-2.langur

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+write(.key, ": ", .value)
+# call built-in with parentheses

Task/Call-a-function/Langur/call-a-function-3.langur

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+write .key, ": ", .value
+# call built-in with unbounded list

Task/Call-a-function/Langur/call-a-function-4.langur

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+writeln "numbers: ", join ", ", [.a1, .a2, .a3, .a4]
+# unbounded lists on writeln and join
+# later function join takes remaining arguments

Task/Call-a-function/Langur/call-a-function-5.langur

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+writeln "numbers: ", join(", ", [.a1, .a2, .a3, .a4]), " === "
+# unbounded list on writeln
+# join using parentheses so it doesn't take remaining arguments

Task/Call-a-function/Langur/call-a-function-6.langur

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+val .sum = foldfrom(
+    f(.sum, .i, .c) .sum + toNumber(.c, 36) x .weight[.i],
+    0,
+    pseries len .code,
+    split ZLS, .code,
+)
+# split, pseries, and len using unbounded lists, ending before comma preceding line return

Task/Call-a-function/Langur/call-a-function-7.langur

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+for .key in sort(keys .tests) {
+    ...
+}
+# unbounded list on keys bounded by closing parenthesis of sort