script.js: .out/all.js
							 | 
						|
									cp $< $@
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						|
								
							 | 
						|
								TS := $(shell find src/ -type f -name '*.ts' -or -name '*.tsx')
							 | 
						|
								
							 | 
						|
								.out/all.js: $(TS)
							 | 
						|
									npm run build
							 | 
						|
									mv .out/*.js .out/all.js
							 |