Version 1

[yaffs-website] / node_modules / generate-function / example.js

diff --git a/node_modules/generate-function/example.js b/node_modules/generate-function/example.js
new file mode 100644 (file)
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--- /dev/null
+++ b/node_modules/generate-function/example.js
@@ -0,0 +1,27 @@
+var genfun = require('./')
+
+var multiply = function(a, b) {
+  return a * b
+}
+
+var addAndMultiplyNumber = function(val) {
+  var fn = genfun()
+    ('function(n) {')
+      ('if (typeof n !== "number") {') // ending a line with { will indent the source
+        ('throw new Error("argument should be a number")')
+      ('}')
+      ('var result = multiply(%d, n+%d)', val, val)
+      ('return result')
+    ('}')
+
+  // use fn.toString() if you want to see the generated source
+
+  return fn.toFunction({
+    multiply: multiply
+  })
+}
+
+var addAndMultiply2 = addAndMultiplyNumber(2)
+
+console.log(addAndMultiply2.toString())
+console.log('(3 + 2) * 2 =', addAndMultiply2(3))
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