Vaadin-combo-box: ํšŒ๊ท€: ์ฒซ ๋ฒˆ์งธ ์—ด๊ธฐ๊ฐ€ ๋ฐœ์ƒํ•˜๊ธฐ ์ „์— render() ํ˜ธ์ถœ

์— ๋งŒ๋“  2019๋…„ 03์›” 11์ผ  ยท  5์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: vaadin/vaadin-combo-box

์„ค๋ช…

์ฝค๋ณด ์ƒ์ž๊ฐ€ ์•„์ง ์—ด๋ฆฌ์ง€ ์•Š์€ ๊ฒฝ์šฐ combobox.render() ํ˜ธ์ถœํ•˜๋ฉด throw๋ฉ๋‹ˆ๋‹ค.

Cannot read property 'querySelectorAll' of undefined

์ด๊ฒƒ์ด ์ผ์–ด๋‚˜๋Š” ๋ผ์ธ์ž…๋‹ˆ๋‹ค:
https://github.com/vaadin/vaadin-combo-box/blob/41f870912bdd872e3376b090e863641928568a24/src/vaadin-combo-box-mixin.html#L276

์˜ˆ์ƒ๋˜๋Š” ๊ฒฐ๊ณผ

combobox.render() ํ˜ธ์ถœํ•ด๋„ ๋˜์ง€์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

์‹ค์ œ ๊ฒฐ๊ณผ

์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ–ˆ์Šต๋‹ˆ๋‹ค.

์žฌํ˜„ ๋‹จ๊ณ„

  1. ํŽ˜์ด์ง€์— vaadin-combo-box ์š”์†Œ๋ฅผ ๋„ฃ์Šต๋‹ˆ๋‹ค.
  2. ๋ Œ๋”๋Ÿฌ๋ฅผ ํ• ๋‹นํ•˜๊ณ  ์ฝค๋ณด ์ƒ์ž๋ฅผ ์—ด์ง€ ๋งˆ์‹ญ์‹œ์˜ค.
  3. combobox.render()
bug good first issue

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

์‹ค์ œ ํ•ญ๋ชฉ์€ ๋“œ๋กญ๋‹ค์šด์ด ์—ด๋ฆฌ๊ธฐ ์ „์— ๋ Œ๋”๋ง๋˜์ง€ ์•Š์œผ๋ฏ€๋กœ ๋ Œ๋”๋Ÿฌ๊ฐ€ ํ˜ธ์ถœ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ด ๊ด€์ ์—์„œ ๋ณด๋ฉด _selector ์ด ์—†์œผ๋ฉด ์•„๋ฌด ๊ฒƒ๋„ ํ•˜์ง€ ์•Š๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

๋ชจ๋“  5 ๋Œ“๊ธ€

์ฐธ๊ณ : ์ด๊ฒƒ์€ dom-if ๋ฒ„์ „์— ๋Œ€ํ•ด ๋ณด๊ณ ๋˜์—ˆ์ง€๋งŒ _selector ๊ฐ€ ์ฝค๋ณด ์ƒ์ž๋ฅผ ์ฒ˜์Œ ์—ด ๋•Œ๊นŒ์ง€ ์ •์˜๋˜์ง€ ์•Š์•˜๊ธฐ ๋•Œ๋ฌธ์— disable-upgrade ๋ณ€๊ฒฝ ํ›„์—๋„ ์—ฌ์ „ํžˆ ์œ ํšจํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

render() ์ฝค๋ณด ์ƒ์ž๋ฅผ ์ฒ˜์Œ ์—ด๊ธฐ ์ „์— ํ˜ธ์ถœํ•˜๋ฉด ์‹ค์ œ๋กœ _initDropdown ๋ฅผ ํ˜ธ์ถœํ•  ์ˆ˜ ์žˆ์œผ๋ฏ€๋กœ ์‚ฌ์šฉ์ž๊ฐ€ ์˜ˆ์ƒํ•˜๋Š” ๋Œ€๋กœ ์‹ค์ œ ๋ Œ๋”๋ง์„ ํŠธ๋ฆฌ๊ฑฐํ•  ์ˆ˜ ์žˆ๋‹ค๊ณ  ์ง์ ‘ ๋…ผ์˜ํ–ˆ์Šต๋‹ˆ๋‹ค.

์‹ค์ œ ํ•ญ๋ชฉ์€ ๋“œ๋กญ๋‹ค์šด์ด ์—ด๋ฆฌ๊ธฐ ์ „์— ๋ Œ๋”๋ง๋˜์ง€ ์•Š์œผ๋ฏ€๋กœ ๋ Œ๋”๋Ÿฌ๊ฐ€ ํ˜ธ์ถœ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ด ๊ด€์ ์—์„œ ๋ณด๋ฉด _selector ์ด ์—†์œผ๋ฉด ์•„๋ฌด ๊ฒƒ๋„ ํ•˜์ง€ ์•Š๋Š” ๊ฒƒ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

#782๊ฐ€ ๋ณ‘ํ•ฉ๋˜๊ณ  ๋นŒ๋“œ๊ฐ€ ๋…น์ƒ‰์ด๋ฉด ์ด ์ˆ˜์ • ์‚ฌํ•ญ๋„ ํ†ต๊ณผํ•˜๋„๋ก ์ตœ์‹  ๋งˆ์Šคํ„ฐ์— ์ด ์ˆ˜์ • ์‚ฌํ•ญ์„ ๋ฆฌ๋ฒ ์ด์Šคํ•ฉ๋‹ˆ๋‹ค.

์ด ์ˆ˜์ • ์‚ฌํ•ญ์€ ์ด์ œ v4.2.6์— ํฌํ•จ๋ฉ๋‹ˆ๋‹ค

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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