Sublime Text 插件 - 如何在选择中找到所有区域

Sublime Text plugin - how to find all regions in selection

如何找到选择中的所有区域(还有区域类型)? 如果我们调用这个方法:

def chk_links(self,vspace):
    url_regions = vspace.find_all("https?://[^\"'\s]+")

    i=0
    for region in url_regions:
        cl = vspace.substr(region)
        code = self.get_response(cl)
        vspace.add_regions('url'+str(i), [region], "mark", "Packages/User/icons/"+str(code)+".png")
        i = i+1
    return i

在视图上下文中,例如:

chk_links(self.view)

一切正常,但以这种方式:

chk_links(self.view.sel()[0])

我收到错误:AttributeError:'Region' 对象没有属性 'find_all'

您可以找到插件的完整代码here

Sublime "View" method documentation

Selection class(由 View.sel() 返回)本质上只是代表当前选择的 Region 对象的列表。 Region 可以为空,因此列表始终包含至少一个长度为 0 的区域。

唯一methods available on the Selection class are to modify and query it's extents. Similar methods are available on the Region class.

可以 做的是像您的代码当前正在做的那样找到所有有趣的区域,然后当您迭代它们以执行检查时,看看它们是否是否包含在选择中。

这是您上面示例的精简版本来说明这一点(为清楚起见,您的一些逻辑已被删除)。首先收集 URL 的整个列表,然后随着列表的迭代,每个区域仅在存在 NO[=35= 时才被考虑] 选择或者如果 选择 AND URL 区域包含在选择范围内。

import sublime, sublime_plugin

class ExampleCommand(sublime_plugin.TextCommand):
    # Check all links in view
    def check_links(self, view):
        # The view selection list always has at least one item; if its length is
        # 0, then there is no selection; otherwise one or more regions are
        # selected.
        has_selection = len(view.sel()[0]) > 0

        # Find all URL's in the view
        url_regions = view.find_all ("https?://[^\"'\s]+")

        i = 0
        for region in url_regions:
            # Skip any URL regions that aren't contained in the selection.
            if has_selection and not view.sel ().contains (region):
                continue

            # Region is either in the selection or there is no selection; process
            # Check and
            view.add_regions ('url'+str(i), [region], "mark", "Packages/Default/Icon.png")
            i = i + 1

    def run(self, edit):
        if self.view.is_read_only() or self.view.size () == 0:
            return
        self.check_links (self.view)