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introduce minimal deps-based project example
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‎examples/deps/.gitignore

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*.iml
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public/js
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.cpcache

‎examples/deps/cljsc_opts.edn

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{:preloads [devtools.preload]
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:output-dir "public/js"
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:asset-path "js"}

‎examples/deps/demo.sh

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#!/usr/bin/env bash
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set -x
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clj --main cljs.main --compile-opts cljsc_opts.edn --compile app.core
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python -m http.server 3300 --directory public

‎examples/deps/deps.edn

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{:paths ["src"]
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:deps {org.clojure/clojure {:mvn/version "RELEASE"}
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org.clojure/clojurescript {:mvn/version "RELEASE"}
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binaryage/devtools {:mvn/version "RELEASE"}}}

‎examples/deps/public/favicon.ico

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‎examples/deps/public/index.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="icon" type="image/x-icon" href="favicon.ico">
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<title>devtools-example</title>
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<script src="js/main.js" type="text/javascript"></script>
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</head>
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<body>
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<pre>
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1. Please open Chrome DevTools (CMD+OPT+I / CTRL+SHIFT+I)
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2. Enable custom formatters in DevTools -> Settings -> Console -> Enable custom formatters
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3. Refresh the page and see output in the DevTools Console
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</pre>
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<script>app.core.main()</script>
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</body>
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</html>

‎examples/deps/readme.md

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This is bare bone clojurescript project using [deps.edn](https://clojure.org/guides/deps_and_cli) and [cljs.main](https://clojurescript.org/reference/repl-and-main)
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roughly modelled after [https://clojurescript.org/guides/quick-start](https://clojurescript.org/guides/quick-start).
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To test this project:
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1. `./demo.sh`
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2. open Chrome with [http://localhost:3300](http://localhost:3300)
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3. follow on-page instructions

‎examples/deps/src/app/core.cljs

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(ns app.core
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(:require [clojure.string :as string]
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[devtools.formatters.markup :refer [<standard-body>]]
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[devtools.formatters.templating :refer [render-markup]]
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[devtools.protocols :refer [IFormat]]))
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(defn hello [name]
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(str "hello, " name "!"))
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(def showcase-value {:number 0
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:string "string"
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:keyword :keyword
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:symbol 'symbol
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:vector [0 1 2 3 4 5 6]
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:set '#{a b c}
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:map '{k1 v1 k2 v2}})
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(defprotocol MyProtocol
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(-method1 [this])
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(-method2
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[this param1]
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[this param1 param2]))
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(deftype MyType [f1 f2]
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MyProtocol
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(-method1 [this])
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(-method2 [this param1])
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(-method2 [this param1 param2]))
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; custom formatter defined in user code
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(deftype Person [name address]
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IFormat
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(-header [_] (render-markup [["span" "color:white;background-color:#999;padding:0px 4px;"] (str "Person: " name)]))
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(-has-body [_] (some? address))
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(-body [_] (render-markup (<standard-body> (string/split-lines address)))))
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(defn demo-devtools! []
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(js/console.log nil 42 0.1 :keyword 'symbol "string" #"regexp" [1 2 3] {:k1 1 :k2 2} #{1 2 3}) ; simple values
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(js/console.log [nil 42 0.1 :keyword 'symbol "string" #"regexp" [1 2 3] {:k1 1 :k2 2} #{1 2 3}]) ; vector of simple values
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(js/console.log (range 100) (range 101) (range 220) (interleave (repeat :even) (repeat :odd))) ; lists, including infinite ones
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(js/console.log {:k1 'v1 :k2 'v2 :k3 'v3 :k4 'v4 :k5 'v5 :k6 'v6 :k7 'v7 :k8 'v8 :k9 'v9}) ; maps
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(js/console.log #{1 2 3 4 5 6 7 8 9 10 11 12 13 14 15}) ; sets
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(js/console.log hello filter js/document.getElementById) ; functions cljs / native
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(js/console.log (fn []) (fn [p__gen p123]) #(str %) (js* "function(x) { console.log(x); }")) ; lambda functions
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(js/console.log [#js {:key "val"} #js [1 2 3] (js-obj "k1" "v1" "k2" :v2) js/window]) ; js interop
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(js/console.log [1 2 3 [10 20 30 [100 200 300 [1000 2000 3000 :*]]]]) ; nested vectors
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(js/console.log (with-meta ["has meta data"] {:some "meta-data"})) ; values with metadata
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(js/console.log (Person. "John Doe" "Office 33\n27 Colmore Row\nBirmingham\nEngland") (Person. "Mr Homeless" nil)) ; custom formatting
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(js/console.log (atom showcase-value)) ; atoms
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(js/console.log (MyType. 1 2)))
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(defn ^:export main []
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(demo-devtools!))

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