1 files changed, 110 insertions, 0 deletions
diff --git a/vendor/scssphp/source-span/src/SourceSpan.php b/vendor/scssphp/source-span/src/SourceSpan.php
new file mode 100644
index 000000000..5badc3adf
--- /dev/null
+++ b/vendor/scssphp/source-span/src/SourceSpan.php
@@ -0,0 +1,110 @@
+<?php
+
+namespace SourceSpan;
+
+use League\Uri\Contracts\UriInterface;
+
+/**
+ * An interface that describes a segment of source text.
+ */
+interface SourceSpan
+{
+    /**
+     * The start location of this span.
+     */
+    public function getStart(): SourceLocation;
+
+    /**
+     * The end location of this span, exclusive.
+     */
+    public function getEnd(): SourceLocation;
+
+    /**
+     * The source text for this span.
+     */
+    public function getText(): string;
+
+    /**
+     * The URL of the source (typically a file) of this span.
+     *
+     * This may be null, indicating that the source URL is unknown or
+     * unavailable.
+     */
+    public function getSourceUrl(): ?UriInterface;
+
+    /**
+     * The length of this span, in bytes.
+     */
+    public function getLength(): int;
+
+    /**
+     * Creates a new span that's the union of $this and $other.
+     *
+     * The two spans must have the same source URL and may not be disjoint.
+     * {@see getText} is computed by combining `$this->getText()` and `$other->getText()`.
+     */
+    public function union(SourceSpan $other): SourceSpan;
+
+    /**
+     * Compares two spans.
+     *
+     * It returns a negative integer if $this is ordered before $other,
+     * a positive integer if $this is ordered after $other,
+     * and zero if $this and $other are ordered together.
+     *
+     * $other must have the same source URL as `this`. This orders spans by
+     * {@see getStart} then {@see getLength}.
+     */
+    public function compareTo(SourceSpan $other): int;
+
+    /**
+     * Formats $message in a human-friendly way associated with this span.
+     *
+     * @param string $message
+     *
+     * @return string
+     */
+    public function message(string $message): string;
+
+    /**
+     * Like {@see message}, but also highlights $secondarySpans to provide
+     * the user with additional context.
+     *
+     * Each span takes a label ($label for this span, and the keys of the
+     * $secondarySpans map for the secondary spans) that's used to indicate to
+     * the user what that particular span represents.
+     *
+     * @throws \InvalidArgumentException if any secondary span has a different source URL than this span.
+     *
+     * @param array<string, SourceSpan> $secondarySpans
+     */
+    public function messageMultiple(string $message, string $label, array $secondarySpans): string;
+
+    /**
+     * Prints the text associated with this span in a user-friendly way.
+     *
+     * This is identical to {@see message}, except that it doesn't print the file
+     * name, line number, column number, or message.
+     */
+    public function highlight(): string;
+
+    /**
+     * Like {@see highlight}, but also highlights $secondarySpans to provide
+     * the user with additional context.
+     *
+     * Each span takes a label ($label for this span, and the keys of the
+     * $secondarySpans map for the secondary spans) that's used to indicate to
+     * the user what that particular span represents.
+     *
+     * @throws \InvalidArgumentException if any secondary span has a different source URL than this span.
+     *
+     * @param array<string, SourceSpan> $secondarySpans
+     */
+    public function highlightMultiple(string $label, array $secondarySpans): string;
+
+    /**
+     * Return a span from $start bytes (inclusive) to $end bytes
+     * (exclusive) after the beginning of this span
+     */
+    public function subspan(int $start, ?int $end = null): SourceSpan;
+}