[feat] Add script to generate bcoin types

Unfortunately this is useless right now because typescript does not
generate the types correctly yet. We have to wait for typescript >= 4.0

See microsoft/TypeScript#37832

Author: chronark

.gitignore

@@ -116,4 +116,5 @@ dist
 .pnp.*
 
 build/
-coverage/
+coverage/
+src/srv/bcoin/types/

src/srv/bcoin/gettypes.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+bcoin_dir=$(dirname $(realpath $0))
+bcoin_git_clone="$bcoin_dir/tmp_clone"
+
+
+echo $bcoin_git_clone
+
+git clone https://github.com/bcoin-org/bcoin.git $bcoin_git_clone
+
+cd $bcoin_git_clone
+npm install typescript
+
+$bcoin_git_clone/node_modules/.bin/tsc --allowJs -d --outDir ./types --emitDeclarationOnly ./lib/**/*.js || true
+
+cp -r $bcoin_git_clone/types $bcoin_dir/
+
+rm -rf $bcoin_git_clone
+
+echo "\e[42m\e[30mYou can ignore TS9006 errors above, that issue won't be resolved until typescript4.0\e[0m"
+echo "See here: https://github.com/microsoft/TypeScript/issues/37832"