Tons of Solutions Engineering work done today for the rest of the CS team! Headway, Howard Hanna, Engels, Brighton, etc. Also completed Datasnippers auth flow and worked on Anthology's script. Cloned Anthology's courses (900..) and will clone Full Story on Monday.

Scripts/node_modules/argparse/lib/sub.js

@@ -0,0 +1,67 @@
+// Limited implementation of python % string operator, supports only %s and %r for now
+// (other formats are not used here, but may appear in custom templates)
+
+'use strict'
+
+const { inspect } = require('util')
+
+
+module.exports = function sub(pattern, ...values) {
+    let regex = /%(?:(%)|(-)?(\*)?(?:\((\w+)\))?([A-Za-z]))/g
+
+    let result = pattern.replace(regex, function (_, is_literal, is_left_align, is_padded, name, format) {
+        if (is_literal) return '%'
+
+        let padded_count = 0
+        if (is_padded) {
+            if (values.length === 0) throw new TypeError('not enough arguments for format string')
+            padded_count = values.shift()
+            if (!Number.isInteger(padded_count)) throw new TypeError('* wants int')
+        }
+
+        let str
+        if (name !== undefined) {
+            let dict = values[0]
+            if (typeof dict !== 'object' || dict === null) throw new TypeError('format requires a mapping')
+            if (!(name in dict)) throw new TypeError(`no such key: '${name}'`)
+            str = dict[name]
+        } else {
+            if (values.length === 0) throw new TypeError('not enough arguments for format string')
+            str = values.shift()
+        }
+
+        switch (format) {
+            case 's':
+                str = String(str)
+                break
+            case 'r':
+                str = inspect(str)
+                break
+            case 'd':
+            case 'i':
+                if (typeof str !== 'number') {
+                    throw new TypeError(`%${format} format: a number is required, not ${typeof str}`)
+                }
+                str = String(str.toFixed(0))
+                break
+            default:
+                throw new TypeError(`unsupported format character '${format}'`)
+        }
+
+        if (padded_count > 0) {
+            return is_left_align ? str.padEnd(padded_count) : str.padStart(padded_count)
+        } else {
+            return str
+        }
+    })
+
+    if (values.length) {
+        if (values.length === 1 && typeof values[0] === 'object' && values[0] !== null) {
+            // mapping
+        } else {
+            throw new TypeError('not all arguments converted during string formatting')
+        }
+    }
+
+    return result
+}