1 files changed, 14 insertions, 0 deletions
diff --git a/deps/icu-small/source/common/uprops.h b/deps/icu-small/source/common/uprops.h
index 2078384c3e..1a8e4e84f7 100644
--- a/deps/icu-small/source/common/uprops.h
+++ b/deps/icu-small/source/common/uprops.h
@@ -397,6 +397,10 @@ enum UPropertySource {
     UPROPS_SRC_NFKC_CF,
     /** From normalizer2impl.cpp/nfc.nrm canonical iterator data */
     UPROPS_SRC_NFC_CANON_ITER,
+    // Text layout properties.
+    UPROPS_SRC_INPC,
+    UPROPS_SRC_INSC,
+    UPROPS_SRC_VO,
     /** One more than the highest UPropertySource (UPROPS_SRC_) constant. */
     UPROPS_SRC_COUNT
 };
@@ -425,6 +429,9 @@ uchar_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode);
 U_CFUNC void U_EXPORT2
 upropsvec_addPropertyStarts(const USetAdder *sa, UErrorCode *pErrorCode);
 
+U_CFUNC void U_EXPORT2
+uprops_addPropertyStarts(UPropertySource src, const USetAdder *sa, UErrorCode *pErrorCode);
+
 /**
  * Return a set of characters for property enumeration.
  * For each two consecutive characters (start, limit) in the set,
@@ -452,6 +459,13 @@ U_NAMESPACE_BEGIN
 
 class UnicodeSet;
 
+class CharacterProperties {
+public:
+    CharacterProperties() = delete;
+    static void U_CALLCONV initInclusion(UPropertySource src, UErrorCode &errorCode);
+    static const UnicodeSet *getInclusionsForProperty(UProperty prop, UErrorCode &errorCode);
+};
+
 // implemented in uniset_props.cpp
 U_CFUNC UnicodeSet *
 uniset_getUnicode32Instance(UErrorCode &errorCode);