{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhigepon.hatenablog.com%2Fentry%2F20081129%2F1227963269\" title=\" psyntax \u3067 and \u3092 if \u306b\u5c55\u958b\u305b\u305a\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b\u6e21\u3059\u65b9\u6cd5 - higepon blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2008-11-29 21:54:29","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/higepon/","type":"rich","image_url":null,"version":"1.0","width":"100%","blog_url":"https://higepon.hatenablog.com/","url":"https://higepon.hatenablog.com/entry/20081129/1227963269","blog_title":"higepon blog","provider_name":"Hatena Blog","height":"190","title":" psyntax \u3067 and \u3092 if \u306b\u5c55\u958b\u305b\u305a\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306b\u6e21\u3059\u65b9\u6cd5","categories":["mosh"],"description":"1. (and (core-macro . and)) \u3092 builder-script \u306e psyntax-system-macros \u306b\u8ffd\u52a0\u3002 (and (macro . and)) \u3092\u524a\u9664\u3002 2. builder.ss \u306b\u8ffd\u52a0 (define-syntax build-and (syntax-rules () ((_ ae exp*) `(and . ,exp*)))) export \u306b build-and \u3092\u8ffd\u52a0\u30023. expander.ss \u306b\u8ffd\u52a0 ((and) and-transformer) \u3068 (define and-transformer (lambda (e r mr) (\u2026","author_name":"higepon"}