Add optional way to strip whitespace from templates

[sorvell]

It's typically a very minor performance improvement if whitespace is stripped from templates, but it's cumbersome to write html this way. We could expose a strip-whitespace option to templates that would be processed at registration time and would strip all whitespace from templates.

[ebidel]

Could this just be the default? You can't look inside a template in the tools and generated dom will be formatted.

…

On Wed, Sep 30, 2015, 4:37 PM Steve Orvell <notifications@github.com> wrote: It's typically a very minor performance improvement if whitespace is stripped from templates, but it's cumbersome to write html this way. We could expose a strip-whitespace option to templates that would be processed at registration time and would strip all whitespace from templates. — Reply to this email directly or view it on GitHub <#2511>.

[samccone]

whitespace sometimes can be really important in templates, I wonder if automatically stripping by default might break what people expect and be quite difficult to debug.

[ebidel]

<template> is DOM based, where whitespace doesn't matter.

…

On Wed, Sep 30, 2015, 4:48 PM Sam Saccone <notifications@github.com> wrote: whitespace sometimes can be really important in templates, I wonder if automatically stripping by default might break what people expect and be quite difficult to debug. — Reply to this email directly or view it on GitHub <#2511 (comment)>.

[samccone]

oh perhaps I am not correctly understanding what

whitespace is stripped from templates

means then

[ebidel]

@samccone it's a blink bug where style recalc takes a large amont of time on textnodes:
https://code.google.com/p/chromium/issues/detail?id=399816

[ebidel]

This is fixed from Steve's commit.